OpenTechnical

OT-2026-000007306

Publication integrity record

Vacuum cup gripper, six outlet manifold, two stage ejector, pressure verified, vented 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-2026-000007306) never changes.

Identity and time

Publication numberOT-2026-000007306 · never reused
Internal UUID01a0a97a-0e81-79b7-bbbf-c7cc90a2a381 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:09:03.748285Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007306
StatusPUBLIC

Content hashes

Canonical text42da58ebec39d15dd989860e07d336d1ecaa8d0eb9b9563486a41dd3855c1b48
Markdown34c162f0d8e81102a617456b5041806197ff02136ccfcb15a987d61bb63aa93f
PDF
Publication page48751331ccb0205d8773b349df8e812725beb4fd395247c1a2d7d6497a0abc5c
Manifeste5f944ad5ffcebc8f1b1bcec71fdff16ee351d88390d967ad164833b6d109673

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
SignatureOpzkSRv13/sIUj8Ae7lFe7fIrymbGh5NrEs6wp6x2uzZ/OWOMJD3DFC9Re2z5OY0nJOPJ3+fZIUnm/UPDwapBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:05.664307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007306
observed 48751331ccb0205d8773b349df8e8127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:05.652103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007306/manifest.json
observed e5f944ad5ffcebc8f1b1bcec71fdff16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:05.639013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007306/publication.md
observed 34c162f0d8e81102a617456b50418061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:05.505695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007306/publication.txt
observed 42da58ebec39d15dd989860e07d336d1...
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.