OpenTechnical

OT-2026-000064462

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000064462) never changes.

Identity and time

Publication numberOT-2026-000064462 · never reused
Internal UUID01a0ae8d-a461-795d-affd-8cd7a9ab410f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064462
StatusPUBLIC

Content hashes

Canonical text6925e9f391a1440d56f2e77e3a56d16698c4c612de2aae9ccc535139869cad37
Markdown9b8a2d4ea64b85e1748b5618293ad779ec96ba7c3f9b77dcbe6df7add7c8c77e
PDF
Publication page398508159842eae00aa17bfb91d1dfa77b70981ad63142138ec34fa261041c44
Manifest89201d089790296d73705f9fc40bc5bdbe749525f3047efa402884df4c9e5512

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
SignatureetfsJlBXxVYu+l1uNaMdwp0krtvY0gfeRMiT4naXeifiu4/ETniela5WBK9dHaV5JdsK11FhV5QoEJ1cp/aPDg==
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

2026-09-17T10:36:39.159221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064462
observed 398508159842eae00aa17bfb91d1dfa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.141199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064462/manifest.json
observed 89201d089790296d73705f9fc40bc5bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.123381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064462/publication.md
observed 9b8a2d4ea64b85e1748b5618293ad779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.105440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064462/publication.txt
observed 6925e9f391a1440d56f2e77e3a56d166...
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.