OpenTechnical

OT-2026-000039319

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line 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-2026-000039319) never changes.

Identity and time

Publication numberOT-2026-000039319 · never reused
Internal UUID01a0ae78-9674-7a02-abbc-4dff73edbce7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039319
StatusPUBLIC

Content hashes

Canonical textf805ba6cee9540f208e967dd1b50a372195b7133773c8d196d4c4f4cf485d4a4
Markdown92f88e043a3fe8b39e8bd7bf8360050f2e6e67901e3a846f528c55e3b20cd561
PDF
Publication page1a4a6aec0d6838cb6535282bd5af814dfebffdb0a1f9dea2c5a41e1b710fbb1d
Manifest5e6719ed23342bdbe4ca1d71f3ecbc8215d7816d4d0bc86f5a4f690eae90c957

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
SignatureZos4sV+uA451xZ98CSyQJ6neujJY27DIzdgZb3526Jrk51iEg4ml8KvM7gFaFrNNwrYoHFOlDjIGe5cd63XBBA==
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

2026-09-17T11:20:54.868788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039319
observed 1a4a6aec0d6838cb6535282bd5af814d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:54.851440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039319/manifest.json
observed 5e6719ed23342bdbe4ca1d71f3ecbc82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:54.834521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039319/publication.md
observed 92f88e043a3fe8b39e8bd7bf8360050f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:54.816149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039319/publication.txt
observed f805ba6cee9540f208e967dd1b50a372...
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.