OpenTechnical

OT-2026-000035823

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035823) never changes.

Identity and time

Publication numberOT-2026-000035823 · never reused
Internal UUID01a0ae76-b4c9-7947-83ba-f0ac6af7155c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035823
StatusPUBLIC

Content hashes

Canonical text414241d585f39c3c5aef818918e0e5a0e321286bf0b46b39e73c96a1feb00e5f
Markdown64f49d0e5b4cf17fe73de00a22527e2281d4853c5b9445660b3a44ee26ac446d
PDF
Publication page8af08046aab8fb988fa5c3d0a02d490bc0e59270cc763ff81474fd31b421dd27
Manifest9ec11015fc63fed2f15e12780cadd016df4b3a2ab94992ce27108f0422745a55

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
SignatureGCFyH3xuRSa3/pGmL5jpUuHUMKWw+tzr2X1woN8ENegz2++Avtzq21in5h819Gr067aB9FMMfurffLq+y34GBQ==
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

2026-09-17T11:27:32.422871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035823
observed 8af08046aab8fb988fa5c3d0a02d490b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.406579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035823/manifest.json
observed 9ec11015fc63fed2f15e12780cadd016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.389329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035823/publication.md
observed 64f49d0e5b4cf17fe73de00a22527e22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:32.370455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035823/publication.txt
observed 414241d585f39c3c5aef818918e0e5a0...
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.