OpenTechnical

OT-2026-000063757

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000063757) never changes.

Identity and time

Publication numberOT-2026-000063757 · never reused
Internal UUID01a0ae8c-f946-7dfc-a992-9d7a488c0ae5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063757
StatusPUBLIC

Content hashes

Canonical text9664d3de6062669c9abe0b861e72959fd3f72254186d96197dfc065a9b498c8c
Markdownb3a4085d6f47164574174babfdd1435e2817ff5f4ca8cc7edc838adebf06b3cb
PDF
Publication page2e14f49237519086a0c2f6b6a9b688d1bd293a47be4d3196fdf32e7286d6bb04
Manifest890edc42b97e30bed8a45ec51bf74fc87f0bd3e51eedabda99550d813b756868

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
Signature+sCPlP0fH/rnBWDMxqjCSCzZtmwxQz68xh4O7X7aB89WweY+z+jezNrM/77xy/OKr1T1ZiU6RADpkw0m991ZCg==
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

2026-09-17T10:37:53.649539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063757
observed 2e14f49237519086a0c2f6b6a9b688d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.627595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063757/manifest.json
observed 890edc42b97e30bed8a45ec51bf74fc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.606160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063757/publication.md
observed b3a4085d6f47164574174babfdd1435e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.586080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063757/publication.txt
observed 9664d3de6062669c9abe0b861e72959f...
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.