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Measuring The Improvement of Maintenance Skills Among Aircraft Maintenance Technician Students After On-The-Job Training Program

Vandrei Gabriel Tiangha, Daniel Sumb, Jafe Lloyd Celiz, Justine Angelove Fuentes, Darryl DelCampo, Jocris Bryne Dinglasa, Jacob Bas, Jeanelle Alfonso Diomon, Chriswin Carl Sauro, Kimberly Toring, Eugene Toring
Journal of Advanced Studies in Aviation, Aerospace, and Management · 2026-10-26 · DOI 10.70838/jasaam.010606
Token #11138
✓ Verified on SciChain. The record below hashes to exactly the content hash stored on chain for token #11138.
Token#11138 of SciMatic Articles (ERC-1155), fixed supply 1,000,000
Contract0x0E596B4bb924937aA35D9b342A90347ed6F05eF8
Mint transaction0xce446a8be66a0c871f61e388dd8284e737f075c4ea383d5a18cfc2715b61d8f5 · block 12503094
Minted2026-10-26 18:10 UTC
Hash on chain0xe5fdf6c5efb5f2f70a0ba00f15e4083f643621d3d4984b3601fa19d72e952ad6
SHA-256 of the record0xe5fdf6c5efb5f2f70a0ba00f15e4083f643621d3d4984b3601fa19d72e952ad6
Article today Matches the anchored record.

Allocation at minting

HolderWalletMintedHolds now
SciMatic (10%) 0xc35709AB…277732 100,000 100,000
Vandrei Gabriel Tiangha 0x83ef3039…a7894E 81,820 81,820
Daniel Sumb 0x67ED7Dfe…b097aa 81,818 81,818
Jafe Lloyd Celiz 0x8B2b1660…A14e75 81,818 81,818
Justine Angelove Fuentes 0x685F4448…C986A5 81,818 81,818
Darryl DelCampo 0x578afd57…F0a01C 81,818 81,818
Jocris Bryne Dinglasa 0x018bbb76…9E53e3 81,818 81,818
Jacob Bas 0x84fD2A5d…53371B 81,818 81,818
Jeanelle Alfonso Diomon 0x0fc66552…645E2F 81,818 81,818
Chriswin Carl Sauro 0x3f805B9f…6FbC3d 81,818 81,818
Kimberly Toring 0x954F5Be1…50Cbdf 81,818 81,818
Eugene Toring 0x5257613E…9457AD 81,818 81,818

The anchored record

Canonical JSON (keys sorted, no spaces, UTF-8). Its SHA-256 is the hash on chain.

{"abstract":"The aviation industry requires highly skilled maintenance technicians to ensure aircraft safety and reliability. This study assessed the improvement of maintenance skills among Aircraft Maintenance Technology (AMT) students of Indiana Aerospace University after their On-the-Job Training (OJT). Guided by Human Capital Theory, Kolb’s Experiential Learning Theory, and Organizational Theory, it evaluated the extent of skill enhancement and the challenges students faced. Using a mixed-methods design, the study gathered data from 90 randomly selected AMT students through a self-made Likert-scale survey and semi-structured interviews. Results showed that students “Agreed” their skills—such as troubleshooting, tool handling, and safety compliance—improved significantly after OJT (overall mean = 3.94). They also rated the OJT program and training organization positively for providing relevant supervision and training. However, issues like limited hands-on exposure, ineffective teaching strategies, and theory-focused assessments were noted. The study concludes that OJT is essential in developing students’ technical competence and industry readiness, but instructional methods and assessment approaches must be improved. Recommendations include enhancing practical training, upgrading teaching methodologies, and applying performance-based evaluations for well-rounded skill development.","abstract_source":"original","authors":["Vandrei Gabriel Tiangha","Daniel Sumb","Jafe Lloyd Celiz","Justine Angelove Fuentes","Darryl DelCampo","Jocris Bryne Dinglasa","Jacob Bas","Jeanelle Alfonso Diomon","Chriswin Carl Sauro","Kimberly Toring","Eugene Toring"],"date":"2026-10-26","doi":"10.70838/jasaam.010606","id":11138,"issue":6,"journal":{"issn":"3062-4460","name":"Journal of Advanced Studies in Aviation, Aerospace, and Management"},"pdf_sha256":"7d448a50ee1181eae0b26ded6b86465097410f7e76a208d9281405bb30fe9a33","schema":"scimatic-article/1","title":"Measuring The Improvement of Maintenance Skills Among Aircraft Maintenance Technician Students After On-The-Job Training Program","volume":1}

Check it yourself

1. The record, from the token's own metadata:

printf '%s' "$(curl -s https://scimatic.org/nft/articles/11138.json | jq -r .canonical_record)" | sha256sum

2. The hash stored on chain (contentHash(11138)):

curl -s https://rpc.scimatic.net -H 'content-type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"eth_call","params":[{"to":"0x0E596B4bb924937aA35D9b342A90347ed6F05eF8","data":"0xf3e0c2900000000000000000000000000000000000000000000000000000000000002b82"},"latest"]}'

The two must be equal (the second with a 0x in front).