OpenTechnical

OT-2026-000011861

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000011861) never changes.

Identity and time

Publication numberOT-2026-000011861 · never reused
Internal UUID01a0ae6d-1941-7bc5-93c8-93644b880562 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011861
StatusPUBLIC

Content hashes

Canonical texte3660f4a2bcdff94d2e477cd01afff2301abedb0403d18442f522febd61d9957
Markdowna539fc28fea64960b586aa988652eb9b510399005e432260ec318d02c1063f47
PDF
Publication pageb71943aeed88bfd80a5e7f2b4a54ad7a4c47cc916b19d64856a012ae1ef3c40d
Manifest030da52891693a17cd28f47f5b2ce6f91ca44fe7287f9385805c07c8a87ebc7a

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
SignatureYeMaWXlQi6xSBgMQ7OwT/C8KvZ5a+cgZPBrAh0oDJYAqfhr/Xv7SKtbAHBj8KjPhqiZ0ngOTHSB9pCJgRvg+Ag==
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

2026-09-17T12:12:36.382343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011861
observed b71943aeed88bfd80a5e7f2b4a54ad7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.365182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011861/manifest.json
observed 030da52891693a17cd28f47f5b2ce6f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.346964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011861/publication.md
observed a539fc28fea64960b586aa988652eb9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:36.326284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011861/publication.txt
observed e3660f4a2bcdff94d2e477cd01afff23...
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.