OpenTechnical

OT-2026-000022358

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, sustained blow-off 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-2026-000022358) never changes.

Identity and time

Publication numberOT-2026-000022358 · never reused
Internal UUID01a0ae6f-f4fd-724a-bcc5-a8ff7b8dfcdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022358
StatusPUBLIC

Content hashes

Canonical textf7c5e28431e19d8d4d119e4e1790cd189c97e77b0f0efbaf45c2d34a6e34ba5a
Markdown776a7482ee33c2aca4e1b489f73feb5d5f3ed5485fd9543cfd58f8f61aa914fc
PDF
Publication page4c8f87ae046453a9e0ca0af1d4b549d8aa46808507361686cf3321bd27ffcfbb
Manifest10d55aaedecfa77611dfc551cc0c0fba961874bbb84954db618c4e09864c423c

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
SignatureWuq9FdgbGmNFtz0lT2JfaPiE7jesxRTX+8J3nlUh/0IJH/LLbZgOnh1B/3Z3reU62yHIRI+bHa19dks5v1x6BQ==
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

2026-09-17T11:53:43.496399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022358
observed 4c8f87ae046453a9e0ca0af1d4b549d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.478053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022358/manifest.json
observed 10d55aaedecfa77611dfc551cc0c0fba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.460037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022358/publication.md
observed 776a7482ee33c2aca4e1b489f73feb5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.429867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022358/publication.txt
observed f7c5e28431e19d8d4d119e4e1790cd18...
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.