OpenTechnical

OT-2026-000035553

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single 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-2026-000035553) never changes.

Identity and time

Publication numberOT-2026-000035553 · never reused
Internal UUID01a0ae76-b4c5-72cb-98f1-4502f024527a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035553
StatusPUBLIC

Content hashes

Canonical texte7ae2e8bb406639a8e6d98486679bd878c8a839bf5118765a182c7d5df45557a
Markdown73f921aba150d5aed664c9b64f169eef4c7181553e36e0163fdfffd53a725ba3
PDF
Publication page639acefd90d5e0b0c05f3f3ae537af7aa7ecaef6f2495c67bc7e0a14cbe4b8c1
Manifestbb28079807294d31f6e86f38591d385516ff8590c63b05ae3e0fe2b9408bb3c4

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
Signature9mvkXhL6C8TqIAjsFdseD+fC2NZJcreUdvSdKhr87+5qSvBL+PNdy0+R8kilL1ceVeH+URFADv2cWmx+aetuAw==
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

2026-09-17T11:27:04.026140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035553
observed 639acefd90d5e0b0c05f3f3ae537af7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:04.006557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035553/manifest.json
observed bb28079807294d31f6e86f38591d3855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:03.985786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035553/publication.md
observed 73f921aba150d5aed664c9b64f169eef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:03.969024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035553/publication.txt
observed e7ae2e8bb406639a8e6d98486679bd87...
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.