OpenTechnical

OT-2026-000095805

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000095805) never changes.

Identity and time

Publication numberOT-2026-000095805 · never reused
Internal UUID01a0ae9f-fac6-7be5-a535-538057109c03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095805
StatusPUBLIC

Content hashes

Canonical texta1325581b0468bb9a1ef3e7a68c8ce0f0ce5bddd7eae87e1f7dc8e53060eb7d8
Markdown8163b486f7ce598e9f9604e2110314a74c32aa15dcb4dbabb4322af729dc9526
PDF
Publication pagedec744efd29a64460a80de738d8d03253ba1244edb1811cd32e4d613b09be9b3
Manifestc43a685359353000e3c32031f22c7a8cb424a86aea187562deaa962a0c36515b

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
SignatureosTfQjJlEZhsJQZpwhEtSS48IUSYR3g6VI7E8PAg9rkIV3Ptou/GvdHcyM1NQ7yu6PK9OLZqJKXDNFC9wkq/CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:52.861468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095805
observed dec744efd29a64460a80de738d8d0325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.843620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095805/manifest.json
observed c43a685359353000e3c32031f22c7a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.797327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095805/publication.md
observed 8163b486f7ce598e9f9604e2110314a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:52.753902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095805/publication.txt
observed a1325581b0468bb9a1ef3e7a68c8ce0f...
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.