OpenTechnical

OT-2026-000076614

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000076614) never changes.

Identity and time

Publication numberOT-2026-000076614 · never reused
Internal UUID01a0ae94-b06e-767f-ad00-36ab91d5e6cb · 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-2026-000076614
StatusPUBLIC

Content hashes

Canonical text7d27c7759d31acf2a9843c80483fad07a1b37e27742d7ce41fd393c2a14abe33
Markdownc9ab0c45ce9570168ce252603e4ac84dc3aa72e27a7c4de25469c72e0070ab61
PDF
Publication page41651e924818c950b846836e48722670c2f4897cedfd5de002faed0acad0e699
Manifest475ab308893afd88772c8506a8de522170249d0a9fe0dbd9fdc7c2d7ccc012ae

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
Signature4oKuOxSiZ9Fz2AJP9nddfbhFPUS5DUh7io7hb6kK+a125ZSVjgc6jnC58dtBtGHozjhYFBc6gVDSqdXvcjCxAQ==
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

2026-09-17T10:09:20.441726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076614
observed 41651e924818c950b846836e48722670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:20.422899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076614/manifest.json
observed 475ab308893afd88772c8506a8de5221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:20.405108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076614/publication.md
observed c9ab0c45ce9570168ce252603e4ac84d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:20.387025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076614/publication.txt
observed 7d27c7759d31acf2a9843c80483fad07...
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.