OpenTechnical

OT-2026-000017106

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000017106) never changes.

Identity and time

Publication numberOT-2026-000017106 · never reused
Internal UUID01a0ae6e-76c7-738b-854f-638d9b1eef8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017106
StatusPUBLIC

Content hashes

Canonical text5f0c402eb6558f841c4d29af6d8981449218a0fa9386c94128f0b1a2dd894f0c
Markdowned89367151c47d2731d23849e60bdd13890288ceb1f8697baa9731e799442570
PDF
Publication page0ea36a2b101a06c0a1781bb4b8ad38f37763ae7b965002e6861dda312424675b
Manifest68bc6058447ec3cd018d323e11c2cf19d177676d69b7ba52aeb28f3cd6b5258f

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
SignatureHclHLlf1FARFyi7kMNSYEBwaDkEj+ulEUwhXMtIZ2lhehhsm/YH2dnDdhvNkclxq06zY7CsnN8SC0SPGJjQPCQ==
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

2026-09-17T12:02:09.236540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017106
observed 0ea36a2b101a06c0a1781bb4b8ad38f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.217778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017106/manifest.json
observed 68bc6058447ec3cd018d323e11c2cf19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.201444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017106/publication.md
observed ed89367151c47d2731d23849e60bdd13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:09.180937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017106/publication.txt
observed 5f0c402eb6558f841c4d29af6d898144...
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.