OpenTechnical

OT-2026-000097672

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000097672) never changes.

Identity and time

Publication numberOT-2026-000097672 · never reused
Internal UUID01a0aea1-92f3-72e5-9ce9-59a8d3284c90 · 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-2026-000097672
StatusPUBLIC

Content hashes

Canonical text33c18cf8635a1fc1688853f0ad234cfe45e32fa7264ff1d9f66bf476a0380a1c
Markdowna112fce37bc95b90696d31431d5c11b94a74f0a59821215817c4c10ade63fa11
PDF
Publication page26010cf29d57055bc37ebf7ba3bf7429f9b7db146f19f83f36eb550fe5136ed5
Manifestc34b558fc0d7aeb28da8ac93c1776433878b5e8549856d1264577e368e436cf4

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
SignatureQ3jY+CtyUVSSGL3uwsr+gcG/4TXYitsO5fZymj3IhBx+a8lyGks/P7S1SMT1OkCpmsM/M+G3yEuJITPsdy65AA==
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

2026-09-17T09:32:41.531056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097672
observed 26010cf29d57055bc37ebf7ba3bf7429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.514469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097672/manifest.json
observed c34b558fc0d7aeb28da8ac93c1776433...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.497525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097672/publication.md
observed a112fce37bc95b90696d31431d5c11b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.479490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097672/publication.txt
observed 33c18cf8635a1fc1688853f0ad234cfe...
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.