OpenTechnical

OT-2026-000056766

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000056766) never changes.

Identity and time

Publication numberOT-2026-000056766 · never reused
Internal UUID01a0ae87-7af7-7460-aaee-a7c8c4fb5e97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056766
StatusPUBLIC

Content hashes

Canonical text09a624afdec548fc2c9e6b063906cc19c99e467ba7fe664e205e0ef4e834f87f
Markdown098b045db6b9632cc72c5e2a62c3c6788bbda5c1addb534c77d07095118a1c4e
PDF
Publication pagee7010beca351008df4aaba680520601798cc3ef67b621593bb7554937b391084
Manifeste52496fe772a4393176b39b3d9f4102b3874c5a70ea6d5edbc50ef00c7d217cf

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
Signaturex+gkiwSecnYn8oLUUebYwIzbgucI+F8p4ww35+bJhHpo7+zCYk/LwlOlcmqRPFYbJYymc+wTM7ysYEf9Opk6Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:14.179833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056766
observed e7010beca351008df4aaba6805206017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:14.159844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056766/manifest.json
observed e52496fe772a4393176b39b3d9f4102b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:14.138095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056766/publication.md
observed 098b045db6b9632cc72c5e2a62c3c678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:12.701836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056766/publication.txt
observed 09a624afdec548fc2c9e6b063906cc19...
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.