OpenTechnical

OT-2026-000103361

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000103361) never changes.

Identity and time

Publication numberOT-2026-000103361 · never reused
Internal UUID01a0aea4-e45f-782d-ab18-d1e7ea58bea6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103361
StatusPUBLIC

Content hashes

Canonical text51494fad204d62c4fc6255e31ce0c725650d49aa2d371827693bd968e7be1fe2
Markdown67645ab35fc2658e83245bb6dd00730f196bef2370618f870ca7e07bafb38a2c
PDF
Publication page2af718b1c9eec0ae97407653426514f5273e0e3a6a8c051069c4b8ad36341c5f
Manifest954f25a73bab5c82bec108ac7f104d57b97ad9934d9edd688864011430d8e17f

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
SignatureR3bYMgMQl5/brnUXspRX+ppy1BsVJRRLmJHS/mj/PgoTmSfZLbkSp8DtITXxFV6Y7qelumS3433AYOXGq139Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:05.710636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103361
observed 2af718b1c9eec0ae97407653426514f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.691213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103361/manifest.json
observed 954f25a73bab5c82bec108ac7f104d57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.672766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103361/publication.md
observed 67645ab35fc2658e83245bb6dd00730f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:05.650784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103361/publication.txt
observed 51494fad204d62c4fc6255e31ce0c725...
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.