OpenTechnical

OT-2026-000040414

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000040414) never changes.

Identity and time

Publication numberOT-2026-000040414 · never reused
Internal UUID01a0ae79-2701-7aa7-a59d-87073cfb7fd6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040414
StatusPUBLIC

Content hashes

Canonical text5db1fc9393ecab1f13cb54f9d43998b72b5d244ce4b2c70b5a8b1b7546e22c26
Markdown6c861fc5e93df9a4a2a906dbcac19e90bea7be6638e0df92dc1e468f026db340
PDF
Publication page3a18f433a1b39ad33b372cc2f5ba81fc42800b8e207f5fec72c6d51a428540e0
Manifest895e4ed0d01ac63c5a29cdbd25476a8009c08969bc8dc871a4e76b232a9e8d0f

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
SignaturevURaSSs9bQxF4uOkhdECMut2DsJTKyvDK1RnLsGIrTD2tZgXi5nDGy0XvUK1dntw48xnJWFX3sSTGGKxN3TVDw==
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

2026-09-17T11:19:27.047424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040414
observed 3a18f433a1b39ad33b372cc2f5ba81fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.027871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040414/manifest.json
observed 895e4ed0d01ac63c5a29cdbd25476a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.008569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040414/publication.md
observed 6c861fc5e93df9a4a2a906dbcac19e90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.990798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040414/publication.txt
observed 5db1fc9393ecab1f13cb54f9d43998b7...
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.