OpenTechnical

OT-2026-000055452

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000055452) never changes.

Identity and time

Publication numberOT-2026-000055452 · never reused
Internal UUID01a0ae86-a102-790e-9a25-3a6b49de583d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055452
StatusPUBLIC

Content hashes

Canonical text2315bc11a541eb588b443ad9be482692f7ed9bcbe548c38131c4763c72de0260
Markdownfdd06d20f715612ecdac912e5be95a176d6fe142b9eb5ab332abd3767efaf8cb
PDF
Publication pagef2e703f30849ba2966a44bdb586a741e892741bd622206dd9b6238ff03e589f7
Manifest44b7ae6fa22a377d91b84092f7a01c987fc321eaf669e00a4272c951121f4e4a

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
Signaturebxmo1qgnyCTOPWQvesLEcy1k6S/in0Er/ymWssDhcKW7aVUqAEOWZGjgGCI/hFrGOEtn/EcM91DMYwrkbIEbCw==
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

2026-09-17T10:52:06.402065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055452
observed f2e703f30849ba2966a44bdb586a741e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:06.384312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055452/manifest.json
observed 44b7ae6fa22a377d91b84092f7a01c98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:06.366738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055452/publication.md
observed fdd06d20f715612ecdac912e5be95a17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:06.348527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055452/publication.txt
observed 2315bc11a541eb588b443ad9be482692...
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.