OpenTechnical

OT-2026-000018982

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000018982) never changes.

Identity and time

Publication numberOT-2026-000018982 · never reused
Internal UUID01a0ae6e-d522-7f63-b46d-715c9b22d5f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018982
StatusPUBLIC

Content hashes

Canonical text7caa58371e1d85546bde2d7bcbad9d97d57b699ffee0833f959c77942dd52eb2
Markdowncdc625d5f6d43a144f18bf4b7a282230eb690da30862ba7b39270e53327e829e
PDF
Publication page11fa2a80181a7d0a9b43aa4160f2192c1ffdfb6b3f6ab95c5d66ea33a59fee07
Manifest06440ba83cfe043723d7c2c932ae5d78386413776e57839b364b9eaa1cfd4b15

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
SignatureieXxxencitAzNNRXYLBIO3IAs/EoBGIgd168wRJuzCTaTvJJ85pq3CkExJG9VS32izGrLnWEr/6F6rXRqAUODA==
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

2026-09-17T11:59:39.651220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018982
observed 11fa2a80181a7d0a9b43aa4160f2192c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:39.630542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018982/manifest.json
observed 06440ba83cfe043723d7c2c932ae5d78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:39.610712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018982/publication.md
observed cdc625d5f6d43a144f18bf4b7a282230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:39.593515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018982/publication.txt
observed 7caa58371e1d85546bde2d7bcbad9d97...
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.