OpenTechnical

OT-2026-000062873

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line 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-2026-000062873) never changes.

Identity and time

Publication numberOT-2026-000062873 · never reused
Internal UUID01a0ae8c-94a8-7ae5-8bdb-0f7eb62d4974 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062873
StatusPUBLIC

Content hashes

Canonical text7f1849d3fcdad48797e0c3fe2ef57c47804f614a471d55d3af8bb242ea6ec380
Markdown12c01b1685bf196508c8b6fef17d507192424884fe31ce51479142d2b47b8162
PDF
Publication pagefeb3d885d1ff02d446fd72928eda59c374250502d191e45e7f0e5cd11105fac8
Manifest24ea4a7a9769afc976a783e3a3a560a92eb92d89200a66c3bcec3d44a949a346

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
SignatureuwZ4QLLBPW08Lnlt/sMZJbmW0NuqFYX+xHq9kuZ9eIm6jGRNCn4y6Vn34uHhospbF7jz9tTzF+h68sR77aBdAg==
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

2026-09-17T10:40:13.836476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062873
observed feb3d885d1ff02d446fd72928eda59c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.818046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062873/manifest.json
observed 24ea4a7a9769afc976a783e3a3a560a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.799401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062873/publication.md
observed 12c01b1685bf196508c8b6fef17d5071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:13.779069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062873/publication.txt
observed 7f1849d3fcdad48797e0c3fe2ef57c47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.509657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062873
observed feb3d885d1ff02d446fd72928eda59c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.492788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062873/manifest.json
observed 24ea4a7a9769afc976a783e3a3a560a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.475722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062873/publication.md
observed 12c01b1685bf196508c8b6fef17d5071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:34.459423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062873/publication.txt
observed 7f1849d3fcdad48797e0c3fe2ef57c47...
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.