OpenTechnical

OT-2026-000012697

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off before set-down

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-2026-000012697) never changes.

Identity and time

Publication numberOT-2026-000012697 · never reused
Internal UUID01a0ae6d-5562-7942-9a91-5539ee1ec092 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012697
StatusPUBLIC

Content hashes

Canonical text26d996a499589a37f549608d9b32bcf6766043f4d68964c99951e08fb9a5be29
Markdown62b2d02c5a550e2305f62f2c680c7dc15bdcfb3bf756f0116c4600be25086c87
PDF
Publication pagea0b751ee200fc5c37e8b0c21194d3fa2b5e58acd1efef168af8bc8b9b5de9dda
Manifest1df5930689e79044e2d912fcc0ca492d119d6740608321ced1895a449bc2b586

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
SignatureRRYDjFt2r9dTKwRal9un93zUqonPnSNk2kHz6nxktXKlge/6sqqhUMiu8CU+iTe9u2tJ/tNehV4qSB5T+QWpBA==
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

2026-09-17T12:10:21.116267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012697
observed a0b751ee200fc5c37e8b0c21194d3fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.098246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012697/manifest.json
observed 1df5930689e79044e2d912fcc0ca492d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.077307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012697/publication.md
observed 62b2d02c5a550e2305f62f2c680c7dc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:21.055578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012697/publication.txt
observed 26d996a499589a37f549608d9b32bcf6...
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.