OpenTechnical

OT-2026-000034609

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000034609) never changes.

Identity and time

Publication numberOT-2026-000034609 · never reused
Internal UUID01a0ae76-1ed1-7166-97b2-beebacb4299c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034609
StatusPUBLIC

Content hashes

Canonical textc1950ebae6f3098de158b92d7d048700c61fe6b86b07d61274391de04b4513e8
Markdownc6bd3fe9ff07a6366efaf698657399365ad312794155f59db8b3d752e56c952c
PDF
Publication page8a185ea9e62e16a63580978888650d6aa89c9f6b4cac1be9bf912166f30dc7dc
Manifest531127ac3d841ec12e3d8828c54db349ba2ef9f47cc21e1866879d9d797981ba

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
SignatureqOuuSaX7NxlgyJrg2sc85I8/1PzTS6junKEmYk3e1C3DVRstkzw7Poq7fw4Y0emX1q4C/M5iBdhBW+htpyvLCw==
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

2026-09-17T11:28:59.385844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034609
observed 8a185ea9e62e16a63580978888650d6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.369902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034609/manifest.json
observed 531127ac3d841ec12e3d8828c54db349...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.351551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034609/publication.md
observed c6bd3fe9ff07a6366efaf69865739936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:59.335152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034609/publication.txt
observed c1950ebae6f3098de158b92d7d048700...
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.