OpenTechnical

OT-2026-000040690

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000040690) never changes.

Identity and time

Publication numberOT-2026-000040690 · never reused
Internal UUID01a0ae79-6d0f-7563-bf22-06488378640e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040690
StatusPUBLIC

Content hashes

Canonical texte6aff5d833f9b44333ecdacd3d939dc10067bb62addb972d6657ae23adc194e7
Markdown062ef2c6adb45b5cd26c128bbbba8e2ff70d724109f5195928ceea1a8ed62d13
PDF
Publication page3f0bedf8fc7ce56fcffaa83788ccfa0a00207c291eb02847c02bde148b4f8801
Manifest425eb99c399157151a63d56937f1f6a7e166f7479ed866c93e444a0b3e3ce3d0

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
SignaturevzboPwXzv4/1PorFyNwFUZcNP/ZefthSan/FGsALbMZH3dePg3xGaPMnIBpPOHc9b6YbLDIrw/6CZ0MVJ/gYBQ==
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

2026-09-17T11:17:53.221173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040690
observed 3f0bedf8fc7ce56fcffaa83788ccfa0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:53.203522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040690/manifest.json
observed 425eb99c399157151a63d56937f1f6a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:53.185407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040690/publication.md
observed 062ef2c6adb45b5cd26c128bbbba8e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:53.166756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040690/publication.txt
observed e6aff5d833f9b44333ecdacd3d939dc1...
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.