OpenTechnical

OT-2026-000040246

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, 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-2026-000040246) never changes.

Identity and time

Publication numberOT-2026-000040246 · never reused
Internal UUID01a0ae79-26ff-7f19-9549-e9475ae94f33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040246
StatusPUBLIC

Content hashes

Canonical text386a2e5db4c05463155cf73e99e6031963f0ab08fef41f1b60bba06cc3c3f0b8
Markdown305307eddab2fda39ce4b268f983f36fdb0f858e7b65398e3e3c3024197e224f
PDF
Publication page1d00dab0b8e7b1caab5b0b041eb35262adcfc1c952b074346a00de979bb9b29c
Manifesta3f60ad65f16e087a2799afc97f9fb4e6dc2e3c1f73da16fc15f218442926219

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
Signature6Ybc7L/tiFYbSJXEs4kTzeLLkFa3eF58F2QpsIyGtwcTXmXoxDHwiF2Ug05kCpfDrtxEFHFEJObLjQ+oiLxCDw==
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

2026-09-17T11:19:08.430995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040246
observed 1d00dab0b8e7b1caab5b0b041eb35262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.414720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040246/manifest.json
observed a3f60ad65f16e087a2799afc97f9fb4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.397675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040246/publication.md
observed 305307eddab2fda39ce4b268f983f36f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.380885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040246/publication.txt
observed 386a2e5db4c05463155cf73e99e60319...
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.