OpenTechnical

OT-2026-000057005

Publication integrity record

Two cup vacuum gripper, two 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-2026-000057005) never changes.

Identity and time

Publication numberOT-2026-000057005 · never reused
Internal UUID01a0ae87-d5b5-7141-ba6e-c3ec61acc92b · 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-2026-000057005
StatusPUBLIC

Content hashes

Canonical text3f92a9324f43abc6c2ed1e5658d2e6c3849dc2491cda7f4969a00b2cbf390db4
Markdownade7f01716dd24b96c64f0041bcfe399be3369ccac62a2eae1bc6f365e985cff
PDF
Publication pageac1896c74eeb9afa0d11927de20a57c929b7d7a236799ed779e00d25d76e9f8e
Manifest74747fc34025605ce6260983ac722706e00c6025ed795b293889729b3b26b370

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
Signatureond8YPumCa+tmmT1C7ALsPLtWZqitJhBchFGaKQhBhlyApouABDCyvKtd5ExcXYQM7RAAbywWyf269EpRm1GAw==
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

2026-09-17T10:48:28.761664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057005
observed ac1896c74eeb9afa0d11927de20a57c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.743000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057005/manifest.json
observed 74747fc34025605ce6260983ac722706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.725952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057005/publication.md
observed ade7f01716dd24b96c64f0041bcfe399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:28.708012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057005/publication.txt
observed 3f92a9324f43abc6c2ed1e5658d2e6c3...
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.