OpenTechnical

OT-2026-000040436

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000040436) never changes.

Identity and time

Publication numberOT-2026-000040436 · never reused
Internal UUID01a0ae79-2701-7316-848e-14e3e0dc2940 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040436
StatusPUBLIC

Content hashes

Canonical text1962db34db2b2d05f972583e775d856e97ce56391a0462965c149c327bebe2b3
Markdown86c3220855f1f00fae853c700c58ed4e434ded65709234614b6d46a7388d77b0
PDF
Publication page35ea706e10ba31a20a7059634111cdd1a65bfdc140f761ecacab0ac96a979714
Manifestf16471202c56ed357e1c73cd2e024efa571012edc2a28e61bd3115ebb6a9fdbb

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
SignatureIqLDiqBA2pCk3i7oEC6fl5DIQThifFr3j4yJDZsVhEoL85QKCmmSdGV0pd6nV6RlDS2+c30hH0PwRyd6Vrz3Aw==
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

2026-09-17T11:19:28.758798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040436
observed 35ea706e10ba31a20a7059634111cdd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.741489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040436/manifest.json
observed f16471202c56ed357e1c73cd2e024efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.723391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040436/publication.md
observed 86c3220855f1f00fae853c700c58ed4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.704494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040436/publication.txt
observed 1962db34db2b2d05f972583e775d856e...
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.