OpenTechnical

OT-2026-000065003

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000065003) never changes.

Identity and time

Publication numberOT-2026-000065003 · never reused
Internal UUID01a0ae8d-dec5-7baf-85bf-605084983e8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065003
StatusPUBLIC

Content hashes

Canonical text1974c1afceecebaff119324d9596018ae3ca16426104dc4ef016bf7548a19c1b
Markdownb32cbed65c02d8e0f24e13d4a062a3e631a372af6f55eb632a1710149ff47d3a
PDF
Publication page9f859904e95f6d3836017d07c7aa076ec4174cc6a7e02efb5cf37fcc5a872d7b
Manifestbeddda6e839ade3a8804264257f746c7270de60b052d5dd3bbd8bd95d8220b34

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
Signature2qQcXd8QUHv35jErFpiwmI+LO8fo4DWN8zRF70gocOoR6cgUd/ZYmhsnaKZGm4uRQFEFn4T+cgIgKYQBDKOKDQ==
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

2026-09-17T10:35:57.814679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065003
observed 9f859904e95f6d3836017d07c7aa076e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:57.796083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065003/manifest.json
observed beddda6e839ade3a8804264257f746c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:57.777715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065003/publication.md
observed b32cbed65c02d8e0f24e13d4a062a3e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:57.758870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065003/publication.txt
observed 1974c1afceecebaff119324d9596018a...
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.