OpenTechnical

OT-2026-000076548

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

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-2026-000076548) never changes.

Identity and time

Publication numberOT-2026-000076548 · never reused
Internal UUID01a0ae94-b06d-7a7e-a265-4a6de4dad519 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076548
StatusPUBLIC

Content hashes

Canonical text9921cf3208cd1ba4e22a61127eb6631c0dd3fa83c292fb6d67e76cec77819636
Markdownea74ad6959708273fab08916f8fa5fe56a31129ceaef8cae4fb59cb9e73b8e90
PDF
Publication pagef9f61d7486b8c876d0fa43268f71519c15c7793389722c5caf842b1f145ead73
Manifest160bbe4033e7e4ba30c00e4e142a5565f66130ffa0a167bf59e8e2df302b9d2c

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
SignaturexMONyNiHiexPmIANg39izK84Vrib1W0Nhe/8hAsyfq99pIDfslOfqhuzSCfu3k3dmT+1+vywsUpQKlobf4qMCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:15.887810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076548
observed f9f61d7486b8c876d0fa43268f71519c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:15.867773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076548/manifest.json
observed 160bbe4033e7e4ba30c00e4e142a5565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:15.848173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076548/publication.md
observed ea74ad6959708273fab08916f8fa5fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:15.829927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076548/publication.txt
observed 9921cf3208cd1ba4e22a61127eb6631c...
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.