OpenTechnical

OT-2026-000045405

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045405) never changes.

Identity and time

Publication numberOT-2026-000045405 · never reused
Internal UUID01a0ae7c-f76c-792c-9ce6-017c51435a32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045405
StatusPUBLIC

Content hashes

Canonical texta5c336dce90edd826b605412a88682e04c3d9f92a421533c0aaa7dd82e064ca2
Markdown8be54f5bc11868e6aaf5abda093229796e27ecef08d5fd433ef94965595feb5f
PDF
Publication pageb0bb2207594b99fe45b5ef0b9ce8138c14238fd2325f71850c35c8dbae23a609
Manifestfb7f6940a122787bd843516dd7cb5b0aa804a9a3d95588ef02dd1edc66d000e4

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
Signaturebm4g6f0vBPVsQauf82dX2Q/hWxMaoH43feGzTwJmesz4E7YzcjYxhm1/JbKOIWT3zElYkdM/fpmFDNbPuJefDA==
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

2026-09-17T11:10:41.589647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045405
observed b0bb2207594b99fe45b5ef0b9ce8138c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.572031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045405/manifest.json
observed fb7f6940a122787bd843516dd7cb5b0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.555225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045405/publication.md
observed 8be54f5bc11868e6aaf5abda09322979...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.539082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045405/publication.txt
observed a5c336dce90edd826b605412a88682e0...
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.