OpenTechnical

OT-2026-000057313

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented before set-down

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-2026-000057313) never changes.

Identity and time

Publication numberOT-2026-000057313 · never reused
Internal UUID01a0ae87-d5bc-79b2-9854-135c2120248d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057313
StatusPUBLIC

Content hashes

Canonical text28621eda2bd33ff1e2fd4b2ea1fa1cf8599f0da74590960f22664e7e8a8b40ad
Markdownaf26f090371cb0bd5e203358786fc9b5e6053f2772e08303c8ab5ed62c83a54d
PDF
Publication pagee485ae421a68fad61491425c0e65073bcff68105f96582ed15ca4e16c109b17d
Manifesta3b6d24db3d94ba6f2581132e95291bdaa910c834b8a7a1d35bcccde1b7856d2

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
SignaturesBH2Go2WIFzm116yY69LwqiKcMkU9GAu/va2Skfrn3aR4YrtKdt6YAO4jGxl3RCCwV96uQazWHewGfrdYDPBAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:25.410433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057313
observed e485ae421a68fad61491425c0e65073b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.392125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057313/manifest.json
observed a3b6d24db3d94ba6f2581132e95291bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.373976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057313/publication.md
observed af26f090371cb0bd5e203358786fc9b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:25.355195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057313/publication.txt
observed 28621eda2bd33ff1e2fd4b2ea1fa1cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.686256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057313
observed e485ae421a68fad61491425c0e65073b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.667703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057313/manifest.json
observed a3b6d24db3d94ba6f2581132e95291bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.649755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057313/publication.md
observed af26f090371cb0bd5e203358786fc9b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:34.632734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057313/publication.txt
observed 28621eda2bd33ff1e2fd4b2ea1fa1cf8...
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.