OpenTechnical

OT-2026-000039671

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000039671) never changes.

Identity and time

Publication numberOT-2026-000039671 · never reused
Internal UUID01a0ae78-d8d4-7231-a225-502a2442e0fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039671
StatusPUBLIC

Content hashes

Canonical text65c950294500223e11c2c5fa44d443c39d2acc48ebf05dd2bf0c7d12acddc081
Markdown4f412f5a4c45b9d7a91b399a767d354c8714728dc13caa63b01947f892b9ef7e
PDF
Publication page2110bcbb029b0545a6c868acb28609c33d8b492947d1b362d2b39c526ca0b5b7
Manifest3f24a1ad41837d1ce32204b8619dda6b4c696f5d7c95945c4d166414eb8783fc

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureEkn/svOiTCq6tn+n9lIzCWK7VG4jSXlpTUl/fME8/bPdErMCFG8yxHxnnAlKc+yOaCDQnUK+s2plS0GhKXLcDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:51.310890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039671
observed 2110bcbb029b0545a6c868acb28609c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.293681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039671/manifest.json
observed 3f24a1ad41837d1ce32204b8619dda6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.276692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039671/publication.md
observed 4f412f5a4c45b9d7a91b399a767d354c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.257901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039671/publication.txt
observed 65c950294500223e11c2c5fa44d443c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.