OpenTechnical

OT-2026-000007961

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000007961) never changes.

Identity and time

Publication numberOT-2026-000007961 · never reused
Internal UUID01a0ae6a-908b-7438-809a-72304632e408 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007961
StatusPUBLIC

Content hashes

Canonical textd037d629f2b25cdf52365161406d1847f1a86fabb77b853f3915037feabe7db1
Markdown10c9d8c1c9901a26c629fc7434f0223a6045f4c10d39c515c3bbf48cfe594af6
PDF
Publication pagec1feae837db7f838a722d37c53c59217a091b676b456546bdf16b63c41b3bf54
Manifestc15af7c2c00c328e24de1905091e6c90e1e08dd3c825054ed6742f50939cd394

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
SignaturemBjOuFpot5GQDxJ4HUnICV0j8+IB3UX4IFAmenQ4pGcH4lWoct/NGA3qsFGSj4AjDEsmnyLbwMLKQGrr2HKlDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:28.237640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007961
observed c1feae837db7f838a722d37c53c59217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.218413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007961/manifest.json
observed c15af7c2c00c328e24de1905091e6c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.201025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007961/publication.md
observed 10c9d8c1c9901a26c629fc7434f0223a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:28.183731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007961/publication.txt
observed d037d629f2b25cdf52365161406d1847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.724074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007961
observed c1feae837db7f838a722d37c53c59217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.705437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007961/manifest.json
observed c15af7c2c00c328e24de1905091e6c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.688164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007961/publication.md
observed 10c9d8c1c9901a26c629fc7434f0223a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:05.670477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007961/publication.txt
observed d037d629f2b25cdf52365161406d1847...
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.