OpenTechnical

OT-2026-000032199

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000032199) never changes.

Identity and time

Publication numberOT-2026-000032199 · never reused
Internal UUID01a0ae74-f7a6-7961-9260-8d0aa01edfd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032199
StatusPUBLIC

Content hashes

Canonical text29a966dc52ce036ca7cb3086ae98e519157642ace5b2fafb0fc3db0fc5949540
Markdown00802c4b26ac11400e01b6823c3214049cf47933d7eb81e23e8f16a7d6173a42
PDF
Publication page5b747ebc69e5b7db1357a0272e97b1e3d15e7cc10c926e93c286c8d567cadf57
Manifestc6f375db9607dc1b29d50ce35c0cc615a39f250f4bc7ee99884a88bb53bacdcd

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
SignaturemLpCCqW7YcEm0GW0Mh4LthFZuLj5h/jAJxrYhP9Ivn+gRc6aTY3MFRTbw3vr+Kb4OK1gPlkaeFdhrXL9Ri3qDw==
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

2026-09-17T11:34:32.648864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032199
observed 5b747ebc69e5b7db1357a0272e97b1e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.627385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032199/manifest.json
observed c6f375db9607dc1b29d50ce35c0cc615...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.609269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032199/publication.md
observed 00802c4b26ac11400e01b6823c321404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.592206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032199/publication.txt
observed 29a966dc52ce036ca7cb3086ae98e519...
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.