OpenTechnical

OT-2026-000066900

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000066900) never changes.

Identity and time

Publication numberOT-2026-000066900 · never reused
Internal UUID01a0ae8f-14fd-70df-960b-843b3a8ab3b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066900
StatusPUBLIC

Content hashes

Canonical text27350b0779c9a7ab7dc3197a9ebd318b988b435819ba2612422ee16a266b8aa2
Markdown1344035e4786a2feeb33f85609cd2ac5edc8dea316e0494d0235e8773454779a
PDF
Publication pageb19cee2fc69857bff42fbc2df10caf9d7958a5d76b2e1c6061e4bc5ea82ae307
Manifestf0420273be3d0a75c7d73aecc8c3829f31a17fa5d2586645d9af234099954f57

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
SignaturethwiMC8JuVGoXMhPPcZaAwNYpg1g2n01R5UKBAJagH5xpsDfctHcLE6v3RNf7otSeT5rxsbYIs1SJdKvzIUbAA==
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

2026-09-17T10:32:06.191596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066900
observed b19cee2fc69857bff42fbc2df10caf9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:06.174900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066900/manifest.json
observed f0420273be3d0a75c7d73aecc8c3829f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:06.158675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066900/publication.md
observed 1344035e4786a2feeb33f85609cd2ac5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:06.140981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066900/publication.txt
observed 27350b0779c9a7ab7dc3197a9ebd318b...
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.