OpenTechnical

OT-2026-000034427

Publication integrity record

Three cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000034427) never changes.

Identity and time

Publication numberOT-2026-000034427 · never reused
Internal UUID01a0ae75-df0f-790d-aff6-73d3b33c0e7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034427
StatusPUBLIC

Content hashes

Canonical text4f2172c383082ecab4cae73b2e7d35dcc73c29110f778954362cfced63ee52c8
Markdowncb484831acb85b12cf34884735b3475f10ed30add15058d7f761e6d254570b0a
PDF
Publication pagedddee651fc41abf77bd372bc5d08a9ecfd007baac748045a5af0dee327239762
Manifest6836214b747df9e9e67874dcbf4c1e5638fc7019ebbf63b8d697fbc1ac151ee0

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
SignatureCPIjJOXaR3AsL7JaRoVcjztxdGFEk7QN5iwzmN96DEOOHmsv8izr3lbTIko2R/1wRqBAk9v+o/u2kYhs1CgECA==
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

2026-09-17T11:31:09.151336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034427
observed dddee651fc41abf77bd372bc5d08a9ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:09.128466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034427/manifest.json
observed 6836214b747df9e9e67874dcbf4c1e56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:09.108394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034427/publication.md
observed cb484831acb85b12cf34884735b3475f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:09.084169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034427/publication.txt
observed 4f2172c383082ecab4cae73b2e7d35dc...
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.