OpenTechnical

OT-2026-000080592

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, vented after 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-2026-000080592) never changes.

Identity and time

Publication numberOT-2026-000080592 · never reused
Internal UUID01a0ae96-7e79-7024-b666-6a7c4bc19cda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080592
StatusPUBLIC

Content hashes

Canonical text1b1753735951b5250c59b163e189f6d864075900a1bb82afc0a27229a05e73f9
Markdowna2ab317232a317455f842043696097d60566991ad6b17516c5ea17439f109ee0
PDF
Publication page77a4fbb8adeacbcd4d9eee2391e023cd6ea48a2bcb1184059f1d944111dc901d
Manifest3df462d6702abde7d2ae3af959a50b335d943f8ec7216797e02bac885a3f6c76

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
SignatureHJIodjiOU2CX57fi26eDzQtokOSnA2cQEZvrTZdceo9LhzBpEEXIPV1M/6vIyVx/sHa9ku3pU4SbDqkXwCw+Bw==
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

2026-09-17T10:03:13.660313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080592
observed 77a4fbb8adeacbcd4d9eee2391e023cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.635588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080592/manifest.json
observed 3df462d6702abde7d2ae3af959a50b33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.616595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080592/publication.md
observed a2ab317232a317455f842043696097d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.592163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080592/publication.txt
observed 1b1753735951b5250c59b163e189f6d8...
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.