OpenTechnical

OT-2026-000087464

Publication integrity record

Two cup vacuum gripper, two zone face, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000087464) never changes.

Identity and time

Publication numberOT-2026-000087464 · never reused
Internal UUID01a0ae9a-cd50-7e61-b6c2-c9b4d8018a44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087464
StatusPUBLIC

Content hashes

Canonical texte10b72d9437d2efba51d9ee829ef59c2c2c3f11e8acd221788c26cb66e72e96f
Markdown198f1af6259c75871e7158422cc9d049ab8f95793886fef2715d403795d7b57d
PDF
Publication page98e86eac07b118f4ac4ad58f2cff54a076099b243b9da1f4dbf8c8b98c466e26
Manifesta088bc6bba40c37b2cf5ae12fcc80220ac19505d4d4bb2f11d163b1f8a5f424e

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
Signature4UuLRGd1sdPY9w6043AWNBljrNaUTDmenRpw9KlpPSOlk93AFnTqwbPCD8GQqGPve8tgYGSvhG6f9NLV+pIxCQ==
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

2026-09-17T09:50:47.493396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087464
observed 98e86eac07b118f4ac4ad58f2cff54a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.476862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087464/manifest.json
observed a088bc6bba40c37b2cf5ae12fcc80220...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.459030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087464/publication.md
observed 198f1af6259c75871e7158422cc9d049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:47.435889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087464/publication.txt
observed e10b72d9437d2efba51d9ee829ef59c2...
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.