OpenTechnical

OT-2026-000007645

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000007645) never changes.

Identity and time

Publication numberOT-2026-000007645 · never reused
Internal UUID01a0ae62-76bd-703c-9600-1df52a828c40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007645
StatusPUBLIC

Content hashes

Canonical text38c6a82811a40a8ece75d0e53ceed0bde955a3f28bc21652ec57743fd630c3bb
Markdowne98df5d7144b182d70c46e0b3b6b0dd642a90f84100b4f08717fe70bf5813aa9
PDF
Publication pagee9d92cf67565f6986674bff24cda109acbaf38d55b9a88c0d0076dcb064e6ed8
Manifest1a64fb266cb3c571d95820a6d17df714ae5c0040ed526d1dd08652fdd70e03fc

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
SignatureA3/yzhiMBQPMQWeKFtJh8rP3wE/Ed2s2mQYgLSuvBLUCUeoX2dSogcq0d4FtoPuXPW//OHJ78lAcjyLCn9N9DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:15.873359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007645
observed e9d92cf67565f6986674bff24cda109a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:15.855736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007645/manifest.json
observed 1a64fb266cb3c571d95820a6d17df714...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:15.838110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007645/publication.md
observed e98df5d7144b182d70c46e0b3b6b0dd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:15.820439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007645/publication.txt
observed 38c6a82811a40a8ece75d0e53ceed0bd...
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.