OpenTechnical

OT-2026-000066522

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, 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-2026-000066522) never changes.

Identity and time

Publication numberOT-2026-000066522 · never reused
Internal UUID01a0ae8e-ce41-7a20-a9da-63d9dba50c1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066522
StatusPUBLIC

Content hashes

Canonical text3847643f33e3cc4b5cb63f1cdd0e43be64eafc423b42d4be4a53383a9d89ecbc
Markdownd1c0a6d656b0d378b7d29c33ded3598b7bfdbbce8cd8cb0ce721d389fbe29f81
PDF
Publication pagee3ee920b607e756d82e79880b9e7e4e4a2e7e668ad98bfc93c2a271ffad72563
Manifest8c1af92dedb26dd469a37bc3824fb0a32349308406a59efbfa25075e4489819f

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
Signature9vOLZ5X0FV2UcHN0qTXBU7y2pu5XNSRDD91uf3eA/608uPTF78DRwMju4mmAOxXJmzy7xcokvJHpSUBBAbDCDA==
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

2026-09-17T10:32:47.096037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066522
observed e3ee920b607e756d82e79880b9e7e4e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:47.078599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066522/manifest.json
observed 8c1af92dedb26dd469a37bc3824fb0a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:47.061430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066522/publication.md
observed d1c0a6d656b0d378b7d29c33ded3598b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:47.043162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066522/publication.txt
observed 3847643f33e3cc4b5cb63f1cdd0e43be...
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.