OpenTechnical

OT-2026-000080296

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000080296) never changes.

Identity and time

Publication numberOT-2026-000080296 · never reused
Internal UUID01a0ae96-7e77-7e9d-9f27-0afe5564b19d · 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-2026-000080296
StatusPUBLIC

Content hashes

Canonical text711a2e4cf162438349b954f3cdcefe26fdefde5f48f9a8604738789462636ee5
Markdown37501877a3696552e6247ad6a173ba083c362226e7d8cb0dda74630191ab0e5d
PDF
Publication page4f3aab2ebe83ba953850ce3e1a3e7aa59df3ff56f332151313b104259bf6bb7f
Manifeste7baf2e4774b2722ebb9b71028937ddf22470acf0a5659bf734314182ad0b718

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
Signature6JbvU8292hLC5e7aau99afxRj9oNwJNJbrG9Z8Nd1Py0kiUpQChB87UVrOLwl1e3YF6sZ1shVgfk23PXJdaeCQ==
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

2026-09-17T10:02:45.623027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080296
observed 4f3aab2ebe83ba953850ce3e1a3e7aa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:45.603535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080296/manifest.json
observed e7baf2e4774b2722ebb9b71028937ddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:45.584899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080296/publication.md
observed 37501877a3696552e6247ad6a173ba08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:45.566304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080296/publication.txt
observed 711a2e4cf162438349b954f3cdcefe26...
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.