OpenTechnical

OT-2026-000080595

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, sustained 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-2026-000080595) never changes.

Identity and time

Publication numberOT-2026-000080595 · never reused
Internal UUID01a0ae96-7e79-70cc-b96d-6665a498ff99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080595
StatusPUBLIC

Content hashes

Canonical text7778a3a0de3585cdb1d48ce6464f24d9b6e3e2f66142a474de1a8ac42cd2851a
Markdownd900f4644ded54c2cba13f847678f450cfeba35650625e689aef507d6f62465e
PDF
Publication pagef98cec7ae123f74cfbc6cbbbd4382bed3b9238c2ea3256f15bb82d1558e56cfb
Manifest1bf11b826ea2d455d117155ad850eeb6ae33c5e7d54539f06d84220e5ed5c3d4

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
SignatureUzC0ccdYcNpwu8PMX2r4o9lAt3aD3OXqp6yTdC2rqBhEoahaHOiG6V3Jmsbc3N92ZjuDqI/mmlwM5qpKQNSuAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:03:13.806787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080595
observed f98cec7ae123f74cfbc6cbbbd4382bed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.787949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080595/manifest.json
observed 1bf11b826ea2d455d117155ad850eeb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.769495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080595/publication.md
observed d900f4644ded54c2cba13f847678f450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:13.751526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080595/publication.txt
observed 7778a3a0de3585cdb1d48ce6464f24d9...
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.