OpenTechnical

OT-2026-000051370

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000051370) never changes.

Identity and time

Publication numberOT-2026-000051370 · never reused
Internal UUID01a0ae83-2741-7de2-b10c-577dee828887 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051370
StatusPUBLIC

Content hashes

Canonical text019b70ff7274610d9ea88a08d4e3128fd7a58d737db2453ed7fc91f9a15af886
Markdown8cdcce7023c5339d8b6023f589821e7c9d8842175d24ec81724c8a7f2b8b4c3f
PDF
Publication pageada3b484683fecb471288f7d9569f1c8c2b29a497ff78026f09a9360bd62544c
Manifest64280ca1bf8b25c0a0d4d48387ce7f5529c212ebd5dfe252801b45e413a031f9

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
SignatureJuo+rMDARrfT0gNTem5fdN5X7nJrKAUljweJh4vWdV0oiJrK1zni1EAJ4uBOkH/BXqx385E/WnJIwq8qNmPaBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T10:59:15.740968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051370
observed ada3b484683fecb471288f7d9569f1c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:15.724150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051370/manifest.json
observed 64280ca1bf8b25c0a0d4d48387ce7f55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:15.704366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051370/publication.md
observed 8cdcce7023c5339d8b6023f589821e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:15.684923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051370/publication.txt
observed 019b70ff7274610d9ea88a08d4e3128f...
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.