OpenTechnical

OT-2026-000076568

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000076568) never changes.

Identity and time

Publication numberOT-2026-000076568 · never reused
Internal UUID01a0ae94-b06d-71d5-a940-2fa95f35ec56 · 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-2026-000076568
StatusPUBLIC

Content hashes

Canonical texta24b61ec5a00ff7d6510f2b2268325044d8ab8587c764289bcd0579ed8ce458f
Markdown3f8bda5eb19dd091b7c5d33d01536677a432f347d8add61cf4d74d4b79075061
PDF
Publication page61bbb7b940edab34ab3005333142f81aec15e73ab670a384b661e76c21e7ee05
Manifestdf3bea96ba9d0f2c03283ff2366472ba191a88d0be9a10b7242a8e1a5a25cc98

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
Signatureq6tNIjBQwuk/1uZ9qV++fVqcKDnKRinQ5Tx32emK/cCc3frO3rRugTFVDeg1gfRBMzQbpiXtxoKripcAIR4ZDg==
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

2026-09-17T10:09:14.612872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076568
observed 61bbb7b940edab34ab3005333142f81a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:14.593366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076568/manifest.json
observed df3bea96ba9d0f2c03283ff2366472ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:14.534163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076568/publication.md
observed 3f8bda5eb19dd091b7c5d33d01536677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:14.479515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076568/publication.txt
observed a24b61ec5a00ff7d6510f2b226832504...
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.