OpenTechnical

OT-2026-000022256

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off 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-2026-000022256) never changes.

Identity and time

Publication numberOT-2026-000022256 · never reused
Internal UUID01a0ae6f-f4fc-7026-a3d2-efc6f487d623 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022256
StatusPUBLIC

Content hashes

Canonical texta637356577fb0bd723ae0aa91107c067d8619e07e029e58f57562e8bbced797d
Markdown57e6edb23d581020493849bad59c2f90a0db4fb6d0946c2f798ad78deaab28bb
PDF
Publication pagea8576da9959470a5eee168aa9c9526c914ff2d94147d8c138139efa238877983
Manifest461e3595421e0a18c5164881cdad3586a8b4667a3b86ef439cc35f53726b4fb6

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
SignatureHgqOxkRv1kD6vAcINbPNRRIPEBNFHHvSiETFRi98JZgTVmmzPf11nDJM4w+NClaZ+JnIhRY5nJfI04kwWcePCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:53:03.190887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022256
observed a8576da9959470a5eee168aa9c9526c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.170167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022256/manifest.json
observed 461e3595421e0a18c5164881cdad3586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.150533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022256/publication.md
observed 57e6edb23d581020493849bad59c2f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:03.131341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022256/publication.txt
observed a637356577fb0bd723ae0aa91107c067...
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.