OpenTechnical

OT-2026-000064045

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000064045) never changes.

Identity and time

Publication numberOT-2026-000064045 · never reused
Internal UUID01a0ae8d-53bd-7fe6-8000-7a585e633b9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064045
StatusPUBLIC

Content hashes

Canonical text209b3cbdfc0247d221831dce395b79d6180354dfafd53d7765ccc441633be682
Markdown4d3613726403a60234a3de2c10e4425cec67ce327dca695dcf369e1907b1a26e
PDF
Publication pagebe34060770934904ef366f5fc5dcb331b5e046edacd040254af47f3235b90bbb
Manifest1da4ce3e237e3b54a19c9fef9200b5f6544f1ccb127332e56496a87e23dad481

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
Signature8+0WMzY58Bekj2+/CeZ+T7dTmUWm+/QdhTsZAkcIaKtGfPSChml1rQ1S4sbbx8Ev75t456FH/SMvYhWliDK2Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:08.136797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064045
observed be34060770934904ef366f5fc5dcb331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:08.117368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064045/manifest.json
observed 1da4ce3e237e3b54a19c9fef9200b5f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:08.097478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064045/publication.md
observed 4d3613726403a60234a3de2c10e4425c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:08.077962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064045/publication.txt
observed 209b3cbdfc0247d221831dce395b79d6...
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.