OpenTechnical

OT-2026-000012094

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000012094) never changes.

Identity and time

Publication numberOT-2026-000012094 · never reused
Internal UUID01a0ae6d-1943-78c7-a409-eaa9930e3642 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012094
StatusPUBLIC

Content hashes

Canonical text833426463db5d61650353e91be1c50b8ce480f703a45dc2ccec59b1070b4ea73
Markdown68065cb3a4be1d7608972e9b31363ee0454d64ed9024f02683558eac1b413a0b
PDF
Publication page9d6bc8b21dbeb374392835c6f0921aff58b67cc70e044e6fe631f13320feab2b
Manifestb01636aa2008429be979fa0917529c3a0cbaa85f3ecebaeaf399d3e5a4daf740

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
SignatureRln3bEAhyEVbPHnQnKxGUp5c3ywQyVDdWdUG+3nAv+8yMvoO38ZfxDaUxzEWehDAOoofWQUExVen6KPxPiWRCQ==
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

2026-09-17T12:12:59.236565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012094
observed 9d6bc8b21dbeb374392835c6f0921aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.217179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012094/manifest.json
observed b01636aa2008429be979fa0917529c3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.197323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012094/publication.md
observed 68065cb3a4be1d7608972e9b31363ee0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:59.176038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012094/publication.txt
observed 833426463db5d61650353e91be1c50b8...
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.