OpenTechnical

OT-2026-000034270

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000034270) never changes.

Identity and time

Publication numberOT-2026-000034270 · never reused
Internal UUID01a0ae75-df0d-7e82-8b77-0508c1de1a63 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034270
StatusPUBLIC

Content hashes

Canonical texta3448b1afa5226db0ed8f839f107c6c57f182048658e890ec43b66e92cd6437c
Markdowna9a9df7e0aa85cea3dfb328be871e8b241ad3edde5fa91a32989f987a0f2d2aa
PDF
Publication page08b10e4e0f1cd83f4858c4ede6e4be2708e5f647aaed4644398a2b9117152fc1
Manifest0ac93561c61e837ab85e2e374f50111b5577aba6c2956471dd13741f8277c6c6

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
SignatureeKnkbjakl91+5WdmKaxpnz/JcSj67sYfQdEVFHzzHhMGxQojcZMjLoN3IVKCReMm+mbuXS8BNORBiIqinKNnCQ==
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

2026-09-17T11:30:56.813745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034270
observed 08b10e4e0f1cd83f4858c4ede6e4be27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:56.792701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034270/manifest.json
observed 0ac93561c61e837ab85e2e374f50111b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:56.774573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034270/publication.md
observed a9a9df7e0aa85cea3dfb328be871e8b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:56.533837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034270/publication.txt
observed a3448b1afa5226db0ed8f839f107c6c5...
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.