OpenTechnical

OT-2026-000011726

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single 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-2026-000011726) never changes.

Identity and time

Publication numberOT-2026-000011726 · never reused
Internal UUID01a0ae6d-1940-7117-8e52-2ca3364cf550 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011726
StatusPUBLIC

Content hashes

Canonical text37a013881a3e709a362d9784fdd039851e6be14495ed492a4df55f3165123b6a
Markdownf00a70493e29e6535102853a6400d8b1be5499b13de24580e7470c04a3cef36e
PDF
Publication page94fdc74709b9d9e9836637eca2dbe2fc51bb1465a522bcc705fa52b1454a6575
Manifestc65a4827e87f880cb586ec2b3f63cb99d5ced5bda9cd6368f52ae1b6b4971fd6

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
Signatureh683zs+H7UJEZNZvvp93Dy2T2pA1quqANR9Xdjyo5KQNiDTBOl3DDO1kYdkOZMMQpuBtIMEB2V/pPcunoMlaBg==
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

2026-09-17T12:12:20.492626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011726
observed 94fdc74709b9d9e9836637eca2dbe2fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:20.474462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011726/manifest.json
observed c65a4827e87f880cb586ec2b3f63cb99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:20.456593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011726/publication.md
observed f00a70493e29e6535102853a6400d8b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:20.438098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011726/publication.txt
observed 37a013881a3e709a362d9784fdd03985...
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.