OpenTechnical

OT-2026-000045662

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000045662) never changes.

Identity and time

Publication numberOT-2026-000045662 · never reused
Internal UUID01a0ae7d-8f03-7099-9426-772d192e4496 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045662
StatusPUBLIC

Content hashes

Canonical textfaa2a5f0a8e2189afa35f64581cf1acdc9a8ad00da04e787a6abdda9ab580ec6
Markdown1d22f1cfdd3d2d6177264523f7a353ecda02f32edf220175afb887a95f9514b2
PDF
Publication pagefc7197bae5e918a0a488b0b421587971b608bfbd0f46497b4d807fc3633ba504
Manifest30115aab70d480b3bcfa95bbe29f8a617ac1b8e912eff3886e07712913cce448

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
Signature+/C0Jp7y0rMxuLYXC/8/22AaXrpTe2WJeOPUGjqMIjhbmAPeV9o5nBTYsL1haodio3joFK858mRMmIAMCM6AAw==
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

2026-09-17T11:09:27.400575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045662
observed fc7197bae5e918a0a488b0b421587971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.379569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045662/manifest.json
observed 30115aab70d480b3bcfa95bbe29f8a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.359971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045662/publication.md
observed 1d22f1cfdd3d2d6177264523f7a353ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:27.341986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045662/publication.txt
observed faa2a5f0a8e2189afa35f64581cf1acd...
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.