OpenTechnical

OT-2026-000063960

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000063960) never changes.

Identity and time

Publication numberOT-2026-000063960 · never reused
Internal UUID01a0ae8d-53bc-759c-8f6e-04a59a9cc454 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063960
StatusPUBLIC

Content hashes

Canonical text3a9b94a68c568b8eb54fe603f36509c0946bf313b30f14b3f1915939f3fc3221
Markdown7a936b82c10fafa1e4693ec309070f271f63db34d040f796f65e8955259a5d31
PDF
Publication page1e557b5b27ff8911084d0f44feeacd6c422fb77d88810e84552acb530b8a71dd
Manifestbd92d3de85c0c6c68c94e51755539b718903b72c2a5ecdef9e1186f6de388975

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
Signaturew5gqU1NcAkwDdRYiZc7wpOVjKo46jTN+1f3JagGQfytXCLsYe53g8FREuynSoYRjD94A31kM5AGsnindjB36AQ==
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

2026-09-17T20:44:13.486628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063960
observed 1e557b5b27ff8911084d0f44feeacd6c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:44:12.614797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063960/manifest.json
observed bd92d3de85c0c6c68c94e51755539b71...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:44:12.387403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063960/publication.md
observed 7a936b82c10fafa1e4693ec309070f27...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:44:12.053968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063960/publication.txt
observed 3a9b94a68c568b8eb54fe603f36509c0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.415583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063960
observed 1e557b5b27ff8911084d0f44feeacd6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.397979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063960/manifest.json
observed bd92d3de85c0c6c68c94e51755539b71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.381180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063960/publication.md
observed 7a936b82c10fafa1e4693ec309070f27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:01.362340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063960/publication.txt
observed 3a9b94a68c568b8eb54fe603f36509c0...
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.