OpenTechnical

OT-2026-000069992

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000069992) never changes.

Identity and time

Publication numberOT-2026-000069992 · never reused
Internal UUID01a0ae91-1861-7a3f-8d41-1c3f02cfce2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069992
StatusPUBLIC

Content hashes

Canonical text2288eed4057d925f5ccc5ab8a7095436b5111d0c586146abf5e189233eb5ad74
Markdownaa84aff7078b968661cf8472b466d06ad3ae52c17b2511ca3a64eaf88c43ac16
PDF
Publication pagebee957f877d8aed83831d4b9c0966a5a3c8e496cc399ef0cbc622e217b45c5bf
Manifestebb1ae6764faa97051607b25565dd1f2136f2bf016cc2f79d5548e1b3511116f

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
SignatureG6oJrye8WbJInuYsUk1qLTeYvHsvRxLwplQ0rHTkMIV5FMl29KkBqvqN8SwrcWRlkxX09X4nbGWQVwGqeqfGAA==
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

2026-09-17T10:26:56.340041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069992
observed bee957f877d8aed83831d4b9c0966a5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:56.321930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069992/manifest.json
observed ebb1ae6764faa97051607b25565dd1f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:56.302816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069992/publication.md
observed aa84aff7078b968661cf8472b466d06a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:56.284817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069992/publication.txt
observed 2288eed4057d925f5ccc5ab8a7095436...
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.