OpenTechnical

OT-2026-000015036

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000015036) never changes.

Identity and time

Publication numberOT-2026-000015036 · never reused
Internal UUID01a0ae6d-d096-7cbf-94c0-2b8a913e9406 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015036
StatusPUBLIC

Content hashes

Canonical text2b4db720e71bedc2262154e36c026a47a6b5bff6dffc31ca8dc2eb16105a9125
Markdown9fc7f4c78724e1b1b36ca97f5e70fff1515f30e1d848e9cd329c6a7fdad914a6
PDF
Publication page2551a918da65681e04c0c8e0f8839b1e99cb32399ce21df6bfcc047300d7db0c
Manifest41c6ca7a9479007096c12f2fd3a6973081b08ed8b42d551429fd71d2123c1f84

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
Signature5NpOHnT3KhfgYcgXfWUKeHZNDVFw7/h0UgPGsjswTpC+9suTUhNEBuPcErTeFnt2KJvp7IdsH/VO6MeurJ4GAw==
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

2026-09-17T12:07:00.975212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015036
observed 2551a918da65681e04c0c8e0f8839b1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.955209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015036/manifest.json
observed 41c6ca7a9479007096c12f2fd3a69730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.934883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015036/publication.md
observed 9fc7f4c78724e1b1b36ca97f5e70fff1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:00.916185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015036/publication.txt
observed 2b4db720e71bedc2262154e36c026a47...
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.