OpenTechnical

OT-2026-000051304

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000051304) never changes.

Identity and time

Publication numberOT-2026-000051304 · never reused
Internal UUID01a0ae83-2740-74c9-83fe-cf3939a90cd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051304
StatusPUBLIC

Content hashes

Canonical text5b766596b246c443e160562450f64fcd67b754416d1a0a390ac51631f579c4e1
Markdown57aec9f6240967e835aa7cb0192d464a4fc2e2d10c35b9d24956b5d0f62ef571
PDF
Publication page2aee1cd1506a1b7cc183bdbc56dcff231eab7b011c194821cdd9f2444ea3c690
Manifestea9c269eacd2c57b5dae12964139288a2fcf3e98a660e3b605b9f48b8140a2b9

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
SignatureErGEL4UcAVwqQlcsD7af56BElUzqvlpts3rGpbQ7EK+lZWS4gVw+w2U3ZmWuG7W1skYddt2xGedxpAo/zEejAQ==
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

2026-09-17T10:59:07.115481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051304
observed 2aee1cd1506a1b7cc183bdbc56dcff23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:07.095982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051304/manifest.json
observed ea9c269eacd2c57b5dae12964139288a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:07.076117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051304/publication.md
observed 57aec9f6240967e835aa7cb0192d464a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:07.052510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051304/publication.txt
observed 5b766596b246c443e160562450f64fcd...
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.