OpenTechnical

OT-2026-000054678

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000054678) never changes.

Identity and time

Publication numberOT-2026-000054678 · never reused
Internal UUID01a0ae86-1284-7596-aeb4-34575b43aa6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054678
StatusPUBLIC

Content hashes

Canonical textf0f5d9831263f76a79f28e03da9b5ac2159988759be1aa769d0218137f7a83f3
Markdownf31ee9f5e2cc54570cae5da644889dc7484e5db60ae540250f38dbe69ca3b079
PDF
Publication pagecdca4ba7d46795ef781eeae123f07bc4d227c34fc0777042e869ad40e9c48dd6
Manifest8bb80c6b90a591bfce90fd3a08f77c9fbbcf97016ea3393df133acd5b1759872

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
Signature8C1A0Vp+WMUm6tzWBn06cWzbKQMQGHHyUYppxGrYVxFRh8+Tu5IQrIjyUndshq7rjgMTKmx7YijWjU6jNt8HDA==
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

2026-09-17T10:53:45.344433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054678
observed cdca4ba7d46795ef781eeae123f07bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:45.323448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054678/manifest.json
observed 8bb80c6b90a591bfce90fd3a08f77c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:45.300210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054678/publication.md
observed f31ee9f5e2cc54570cae5da644889dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:45.280740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054678/publication.txt
observed f0f5d9831263f76a79f28e03da9b5ac2...
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.