OpenTechnical

OT-2026-000076218

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000076218) never changes.

Identity and time

Publication numberOT-2026-000076218 · never reused
Internal UUID01a0ae94-6a6f-741a-91f3-467b8323a757 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076218
StatusPUBLIC

Content hashes

Canonical text1b34ecf58e6f9bd095bad9b8ac8663f849cc54b2668e18a665a34912e0ab530b
Markdownd192cedbd8091e5ffa06579b5f70fa35c015bcba249cfa5749d54bfb6b8f2da8
PDF
Publication page650ecad63c4e0159ca9ae785783ac2b9e39e8f6268be4d1599d6f2c360d166e7
Manifesta8807f3492109d300c42b9ddda8f16b5c620abc1b6daa6c3ecaaf8fb2e75c686

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
SignaturesVuVwNfeoet20NN1ZFUtR6XseVqyTBT67y95LqUXTz9IQkWK60CHfamMfDKfEPALK/r3kh+sfXP3LqNSPYNxDw==
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

2026-09-17T10:11:36.516043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076218
observed 650ecad63c4e0159ca9ae785783ac2b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:36.497628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076218/manifest.json
observed a8807f3492109d300c42b9ddda8f16b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:36.479428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076218/publication.md
observed d192cedbd8091e5ffa06579b5f70fa35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:36.457121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076218/publication.txt
observed 1b34ecf58e6f9bd095bad9b8ac8663f8...
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.