OpenTechnical

OT-2026-000040662

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000040662) never changes.

Identity and time

Publication numberOT-2026-000040662 · never reused
Internal UUID01a0ae79-6d0e-7516-822c-4eb88ad9cb87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040662
StatusPUBLIC

Content hashes

Canonical text2c717c7cbfaf61d6bd5f9eebb42799dd42fc6dc6a184e9862183574c863271e4
Markdownc172b4ed4eb088c71fe32ae12ac0bede41ac49f1daac38ca016e6d5d0ee3bb6d
PDF
Publication page352358d66e13ada6436ab1e7d5f48cd2b40a89d7500f92eb3e8ed13d9abc88c4
Manifestcf2b1da2a99d15ca235300931df709d982cae2cb682929218ad0587355a4e7ae

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
SignaturetCNdOovALsDilXL9ibldRXEBSzmFJNx6s69rmzimXecPzvj8xEzaeVPJ/CYoOL5kx6mHh1g9p+F8VMGhMPJ2Dw==
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

2026-09-17T11:17:51.209001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040662
observed 352358d66e13ada6436ab1e7d5f48cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.191308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040662/manifest.json
observed cf2b1da2a99d15ca235300931df709d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.173929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040662/publication.md
observed c172b4ed4eb088c71fe32ae12ac0bede...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:51.157091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040662/publication.txt
observed 2c717c7cbfaf61d6bd5f9eebb42799dd...
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.