OpenTechnical

OT-2026-000035951

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, 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-2026-000035951) never changes.

Identity and time

Publication numberOT-2026-000035951 · never reused
Internal UUID01a0ae76-b4ca-78b1-b0c2-be9df0c23614 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035951
StatusPUBLIC

Content hashes

Canonical text63141b25059867b9ba83691b56d3a6e86cbc1e4db24a382787526db761ddbb0b
Markdown792e872c1cd745f720091d810d06ffb8d5e662a3a72891782e2058bbf7d6d2f2
PDF
Publication page9367c070a6d258977233873ffc993e8e3cc91d1e54a1dcb16bf7799390e7f353
Manifest3d8390a3b108a526902a4782579abfbe7e6a877070d58e34be6caecab622832c

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
SignatureEeplGs04p5mAYzaTovho1M4aKxHyB9/8YQl5fpDiHrGYKnef83Nnm0ZO2aeRn3pJih2v91BLi9jKSkiD7B95Ag==
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

2026-09-17T11:27:48.409267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035951
observed 9367c070a6d258977233873ffc993e8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:48.389938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035951/manifest.json
observed 3d8390a3b108a526902a4782579abfbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:48.371330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035951/publication.md
observed 792e872c1cd745f720091d810d06ffb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:48.353006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035951/publication.txt
observed 63141b25059867b9ba83691b56d3a6e8...
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.