OpenTechnical

OT-2026-000076940

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000076940) never changes.

Identity and time

Publication numberOT-2026-000076940 · never reused
Internal UUID01a0ae94-b071-7745-b71f-a63ef48a11c2 · 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-2026-000076940
StatusPUBLIC

Content hashes

Canonical text25e4e593475f81de53f1909efb7d566819126fb7e022c69e3226f6c74fbd5d10
Markdownc847065d4a0a069b282ced02535dcc9ee8a198467bf193b3dff6cd1bdac35a8c
PDF
Publication page0c8b9be06963e62da31e32ba927556e019f82b8509a4a464b089e111b96252da
Manifest46c6e4cf5432a417f30ab0925dcbba095871e0cefcab2bb00378746a0220bf98

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
SignatureeuRy7OX2rZaJdPGEokQUBjIaXvqvJUqYweAo8+DS1XWv6h5P7F2iUlXObhokOl1mhN+48t2LsTT1L9Upo5D3Cw==
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

2026-09-17T10:09:55.742388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076940
observed 0c8b9be06963e62da31e32ba927556e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:55.722783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076940/manifest.json
observed 46c6e4cf5432a417f30ab0925dcbba09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:55.703595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076940/publication.md
observed c847065d4a0a069b282ced02535dcc9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:55.559544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076940/publication.txt
observed 25e4e593475f81de53f1909efb7d5668...
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.