OpenTechnical

OT-2026-000014580

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off before set-down

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-2026-000014580) never changes.

Identity and time

Publication numberOT-2026-000014580 · never reused
Internal UUID01a0ae6d-b27b-712a-a700-f28061e6147b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014580
StatusPUBLIC

Content hashes

Canonical texte0bf12bab85c0eeae76685dfea434c8d2b7fe7b03a0418a39cf15b5fbb75a000
Markdown103707d29b7c345e17d14638a1c538af6ea46536b330f693333b5f4f4b3eb1b2
PDF
Publication pagee52fe4fdaa2fde66ea564102bde7e79076f6558d9d58dff8deaf2f75b490743d
Manifestd67bc2f0445b32bc4506718db8b3d6f1bc7c6fb2a5d128d6067a87a043805f49

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
Signaturend8wOtpcAeU/n6CaB2zvqQ6hdS46ktNR/1yvocar9rskhOpXnkrKR6n5IdUy7fxkaz7CFFptK24d55qD8g5ICw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:28.045754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014580
observed e52fe4fdaa2fde66ea564102bde7e790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.022772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014580/manifest.json
observed d67bc2f0445b32bc4506718db8b3d6f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:28.003017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014580/publication.md
observed 103707d29b7c345e17d14638a1c538af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.981348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014580/publication.txt
observed e0bf12bab85c0eeae76685dfea434c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.311118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014580
observed e52fe4fdaa2fde66ea564102bde7e790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.291095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014580/manifest.json
observed d67bc2f0445b32bc4506718db8b3d6f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.272584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014580/publication.md
observed 103707d29b7c345e17d14638a1c538af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.253496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014580/publication.txt
observed e0bf12bab85c0eeae76685dfea434c8d...
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.