OpenTechnical

OT-2026-000034402

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000034402) never changes.

Identity and time

Publication numberOT-2026-000034402 · never reused
Internal UUID01a0ae75-df0e-73b9-beb8-0aa04f514506 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034402
StatusPUBLIC

Content hashes

Canonical text443a150a968575aafedf4eac7a68b817d425744a7ca445c80c458f97c8d893ed
Markdown8aa021efd5ff5ceb86ff9e98ca56ec238c8c7b6911f0607c571e7a5c40ce3a85
PDF
Publication pagea96e3ed58bbadb509f9d23cfeb9ec98f8e962052abf6fde761e52014fa2fd178
Manifest6642ee59ce87a57a32dbef8c9c5fafa2c86e2e71307936c03679e0a9cebe89ed

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
SignatureQkEYVWv3zrajx5AJ7bWw9yo5pkFJj7HZ3SAVKSC4stVUMBvRTO/s1tW5HjvoiYmfpo4vifJToSRg28of1y94DQ==
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

2026-09-17T11:31:07.152113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034402
observed a96e3ed58bbadb509f9d23cfeb9ec98f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.133885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034402/manifest.json
observed 6642ee59ce87a57a32dbef8c9c5fafa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.115466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034402/publication.md
observed 8aa021efd5ff5ceb86ff9e98ca56ec23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:07.092149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034402/publication.txt
observed 443a150a968575aafedf4eac7a68b817...
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.