OpenTechnical

OT-2026-000039742

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000039742) never changes.

Identity and time

Publication numberOT-2026-000039742 · never reused
Internal UUID01a0ae78-d8d5-72f6-aa94-d0c397361b40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039742
StatusPUBLIC

Content hashes

Canonical text21882aad4bcd64ff2a3f2cd2aea29b730f33c18411cd40d27924b2c8e3306f9b
Markdownf0a084f8be216aacd608acf4724dfedec5df7d98c776b457865ddda2567ca3c5
PDF
Publication pageee8dacb15dd2f4723e2c2c2414d1b7a516ce5564eea4566ee2a0511cfabd0138
Manifest9f6414539d4a39c350de8ebb0169a56f46f5e61fb02da7974ba121bf5ecaab55

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+cclmgZIkNmklk2tS/e/DWDtk89OVDyDV6mFIDyLWgTKSxVs1IextmrA+yTbhooDXGV42sa1b3GTlh7qNpMGCw==
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

2026-09-17T11:19:57.295568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039742
observed ee8dacb15dd2f4723e2c2c2414d1b7a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.277852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039742/manifest.json
observed 9f6414539d4a39c350de8ebb0169a56f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.262255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039742/publication.md
observed f0a084f8be216aacd608acf4724dfede...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:57.243994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039742/publication.txt
observed 21882aad4bcd64ff2a3f2cd2aea29b73...
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.