OpenTechnical

OT-2026-000039365

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039365) never changes.

Identity and time

Publication numberOT-2026-000039365 · never reused
Internal UUID01a0ae78-9675-7b46-8b8e-23a85e8b7896 · 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-2026-000039365
StatusPUBLIC

Content hashes

Canonical text25deaf6ba7a207628b158c5790e9a4b886f861b5717c6f96fce9c97e66544309
Markdown5ea5c5182457cf47451fb525028cfec79dc746b5c8a6c47e49714f92f841a575
PDF
Publication pagec3a8a13fcc42685a2df09ee43a34ceca8282572c151d70139229973b6873a298
Manifest75c8cd1f97f4f34ba8ea1d202cb7a6b12aad15f3f45da0f2c48a77810215391a

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
SignatureKAZUQ+QFMAOv6owImxHjRAtk1mbtCUSKYiY2i0ksVtgpOrvPdNTcZQGeiTmZSuzxrYTHRJ+n30pGAfLUo4XoAw==
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

2026-09-17T11:20:57.988362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039365
observed c3a8a13fcc42685a2df09ee43a34ceca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.970590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039365/manifest.json
observed 75c8cd1f97f4f34ba8ea1d202cb7a6b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.953119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039365/publication.md
observed 5ea5c5182457cf47451fb525028cfec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:57.934764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039365/publication.txt
observed 25deaf6ba7a207628b158c5790e9a4b8...
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.