OpenTechnical

OT-2026-000084126

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000084126) never changes.

Identity and time

Publication numberOT-2026-000084126 · never reused
Internal UUID01a0ae98-5b5f-7540-995a-31b4c2d2e353 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084126
StatusPUBLIC

Content hashes

Canonical text3352ed823d1d4c802cdfd9f13bc48d0600d1a55d6d17ab868011fcaaa8beecce
Markdownd1130940ba7e95f2c385896eee1cf79acf6ad7be3de2f467c2dd0aa49b0b70a4
PDF
Publication pageb649c0293ce1cc1f0178e852a5e063e1f707c370a7a181acb17abad105bfc374
Manifest675b59ecb9eafc5bb5524b65e13d28dd15a671e1923360071675de52d1e2e445

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
SignaturepT5+Wj/mS6yoq29EXGTx9ho2IbwHsbkKc50JgrfeMi3HS6yhJaCQFGS0A/HlPuiAIdWf+PzM2EdZfnkfOZolCg==
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

2026-09-17T09:55:53.233966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084126
observed b649c0293ce1cc1f0178e852a5e063e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.216202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084126/manifest.json
observed 675b59ecb9eafc5bb5524b65e13d28dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.198222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084126/publication.md
observed d1130940ba7e95f2c385896eee1cf79a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:53.177170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084126/publication.txt
observed 3352ed823d1d4c802cdfd9f13bc48d06...
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.