OpenTechnical

OT-2026-000066239

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000066239) never changes.

Identity and time

Publication numberOT-2026-000066239 · never reused
Internal UUID01a0ae8e-8dc4-7b22-a756-0fc27a9ed279 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066239
StatusPUBLIC

Content hashes

Canonical text00555faeb0dfa665e07dcb2eeebd3339861da91716cdb76a520238ca5c571d6b
Markdown0c9f4199c4743fc46e00ebb7b205636f6d19d730dde8adcd010ca7ae12072590
PDF
Publication page7e6d381187ba9758872d7e53f4511e01aad1f3931d1b63df9b97f85d53660a3e
Manifest8f95d873fba4ff22fd405bef76c41e28e1cb862974134f88cca6e30a171d2b5e

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
SignatureLHXd3DErt5Y2rnHnpNS6mnvIdhKfljP3cnD8f1PJ/7kL4h8ENPYMTEM2TjH3xmSH1WtTb/MZYN7/5Kgq+zFvBQ==
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

2026-09-17T10:33:24.371387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066239
observed 7e6d381187ba9758872d7e53f4511e01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.354854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066239/manifest.json
observed 8f95d873fba4ff22fd405bef76c41e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.336049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066239/publication.md
observed 0c9f4199c4743fc46e00ebb7b205636f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:24.316694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066239/publication.txt
observed 00555faeb0dfa665e07dcb2eeebd3339...
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.