OpenTechnical

OT-2026-000097651

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000097651) never changes.

Identity and time

Publication numberOT-2026-000097651 · never reused
Internal UUID01a0aea1-92f3-7702-a3e1-c569d0ddc9bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097651
StatusPUBLIC

Content hashes

Canonical textfd3a417d405a4e5bbb16793513b0d99e07984cea9857f5a74fd80dc7b800cb42
Markdown53235be27d340ac5abf2451c94aa54b64cb0bd1f1fe2f97a848c8ba473276793
PDF
Publication page3ac7fafb058f8541b2391c72092d7baac545064d5f8f69527e52d197c6fb87d4
Manifest7d2d432434422f1f063ac40da7dd0835304ab8b851854e4ec28fbae1db5399e3

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
SignatureJQfj6Yjwh4UAL08AbjPKG/sJG7vsDH3RRnaAaD5cpYvXOKaNaKF5BmOAoZV0fqBSVUSjYO8IbQ0xx8qwqcyWDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:39.970977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097651
observed 3ac7fafb058f8541b2391c72092d7baa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.954205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097651/manifest.json
observed 7d2d432434422f1f063ac40da7dd0835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.934769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097651/publication.md
observed 53235be27d340ac5abf2451c94aa54b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.918056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097651/publication.txt
observed fd3a417d405a4e5bbb16793513b0d99e...
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.