OpenTechnical

OT-2026-000076838

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000076838) never changes.

Identity and time

Publication numberOT-2026-000076838 · never reused
Internal UUID01a0ae94-b070-784b-8c3d-f99d2a498c3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076838
StatusPUBLIC

Content hashes

Canonical textf93877498afa11e390ee817134c1ce4209cca639df8a7823b19ef14d148cd325
Markdown6e4b9e990b3a77dfd1af78ab5dc1e0efb30833fba8dae60a3c91365fc3730cfe
PDF
Publication page12c9cf44b9076114dfa8ad7d5ea25788a456d8b04f3cad99a46f6ac8930e9a1a
Manifestc9308304bb58a554e9264f045200bcf52bb5d68ac7abd10925552ef42c5f9765

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
SignatureQqrXAjVMN38CsGe4JSOQeMj8mulRqohrTDJ0sKhGUZD1Pt06tP4owxxQk1kAA5VL05k0rqF+YBmF9hgXB/DsBw==
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

2026-09-17T10:09:43.341446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076838
observed 12c9cf44b9076114dfa8ad7d5ea25788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:43.322404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076838/manifest.json
observed c9308304bb58a554e9264f045200bcf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:43.302594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076838/publication.md
observed 6e4b9e990b3a77dfd1af78ab5dc1e0ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:43.282618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076838/publication.txt
observed f93877498afa11e390ee817134c1ce42...
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.