OpenTechnical

OT-2026-000015386

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000015386) never changes.

Identity and time

Publication numberOT-2026-000015386 · never reused
Internal UUID01a0ae6d-ef49-78c0-8dcd-c4e26eb7659a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015386
StatusPUBLIC

Content hashes

Canonical textb168a0f459ca2329c18d25dd39682a9e77a4116cb0aa8872c39352027756e7dd
Markdown3278f07b374b9dc8087073df642f82522b67ea21e21e2a86c18b95da2211aa14
PDF
Publication pagec08ec08c563c4204a98ce04de1b60de8b94d06676978a7d060fba793ce6dddfc
Manifest807c5868ab1d713d5ac3c98d5e1a58bfc605683be072c6895bfaae021207e478

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
SignatureUfEK1NekziKGPfxYksh++X+dlqLTYrosQVQJ0fhC5dCZtukj4tqsvK9K8vo+jAC5xX5qO2Yk/rZb/SFjrvyTBQ==
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

2026-09-17T12:06:06.290699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015386
observed c08ec08c563c4204a98ce04de1b60de8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:06.272016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015386/manifest.json
observed 807c5868ab1d713d5ac3c98d5e1a58bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:06.253124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015386/publication.md
observed 3278f07b374b9dc8087073df642f8252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:06.234290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015386/publication.txt
observed b168a0f459ca2329c18d25dd39682a9e...
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.