OpenTechnical

OT-2026-000012564

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000012564) never changes.

Identity and time

Publication numberOT-2026-000012564 · never reused
Internal UUID01a0ae6d-39f7-7a60-90a7-9e17c7256893 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012564
StatusPUBLIC

Content hashes

Canonical text3c53800d1bd3d2220f5e72cddc3de18cbab91c1a942c368605c204f9dc2f7bf3
Markdown543d1cc533dedf86d5230ce5aedbfabf7a576add79b91ef7cb896efc16b8b986
PDF
Publication page70abc2f6dd04ced6d6b93b7e34043009e9455a8d49f64fca9691ebf78fe4be05
Manifestab366f068d3c9eae27ffb57d7c7743c1851874df1fadc17777c612e33f9b7c04

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
Signature8TykQ8bue+Yk9UKqU8Zb5Tf5F0ZTgmhMnp9FtIOpKkc1srU2vjtYJkXUrRvSQurfgg6zKAwN7hKCKHRjIeoIDA==
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

2026-09-17T12:12:06.781814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012564
observed 70abc2f6dd04ced6d6b93b7e34043009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:06.762155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012564/manifest.json
observed ab366f068d3c9eae27ffb57d7c7743c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:06.743821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012564/publication.md
observed 543d1cc533dedf86d5230ce5aedbfabf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:06.722329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012564/publication.txt
observed 3c53800d1bd3d2220f5e72cddc3de18c...
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.