OpenTechnical

OT-2026-000094481

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000094481) never changes.

Identity and time

Publication numberOT-2026-000094481 · never reused
Internal UUID01a0ae9e-f4e8-7325-a815-af0786c8b9d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094481
StatusPUBLIC

Content hashes

Canonical text036a8a9a3366913e93614889b8adda5745889a72550dd77c923813e0f6a3cd93
Markdown466d4a3331fd924ad35334094b895d11e834103ddc7370c483fd5bbd3e8a847f
PDF
Publication pagefbf7ce80a8384c961c6ac52c5bd9533e2131c6077f63bd4c33a241452042fd19
Manifest605098b0b45fb461d8c7761c8f3c98633656262fa862289816be77acc1d2a998

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
Signature9XVDIxz6kBUPjB0B/DswfDYQ9m8ifxxkXMAb/3v2aqBJiaHwc0svkGB5uqylngiol8WZXrWekgDg764XuEQVAg==
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

2026-09-17T09:37:54.388488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094481
observed fbf7ce80a8384c961c6ac52c5bd9533e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:54.370316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094481/manifest.json
observed 605098b0b45fb461d8c7761c8f3c9863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:54.352360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094481/publication.md
observed 466d4a3331fd924ad35334094b895d11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:54.334614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094481/publication.txt
observed 036a8a9a3366913e93614889b8adda57...
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.