OpenTechnical

OT-2026-000023511

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum 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-2026-000023511) never changes.

Identity and time

Publication numberOT-2026-000023511 · never reused
Internal UUID01a0ae70-7269-7586-9049-45db3f627677 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023511
StatusPUBLIC

Content hashes

Canonical text61a7caa7d0bdd36a7e14f591e16d60f248d7608e7e0bc6098257a6e5ee512796
Markdown99be6dea5b85321766393da6ad48f29fcd271fa469bffce278af9a83b4cb18c8
PDF
Publication paged7c86fd12d09d2e0447cc3379d7aa9fd71c12ce0f2cae793a96a176df0b04d1b
Manifestbee8c6ca71b40d56d55e89cbd7f3575667e83aea940796c99d40102a7a8f3d7c

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
SignaturekzDqkwnKI8GBDo7HkgXNwGwMWy+cDz5V0jc+H0FekAiCM6q1t3LHCqm8NTKFI164/9oSTtJmvnm+Owp+PcS6AA==
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

2026-09-17T11:51:44.823957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023511
observed d7c86fd12d09d2e0447cc3379d7aa9fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.800758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023511/manifest.json
observed bee8c6ca71b40d56d55e89cbd7f35756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.783486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023511/publication.md
observed 99be6dea5b85321766393da6ad48f29f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:44.765489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023511/publication.txt
observed 61a7caa7d0bdd36a7e14f591e16d60f2...
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.