OpenTechnical

OT-2026-000104057

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, 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-2026-000104057) never changes.

Identity and time

Publication numberOT-2026-000104057 · never reused
Internal UUID01a0aea5-341e-768f-8438-026c23ab27e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104057
StatusPUBLIC

Content hashes

Canonical text888ff9d40db050eb61898bc3219e932971197dcc539f45416f80d53bdb2fab0a
Markdown93faf96f66153f205097b6840f117284299e0c1903a3144f89dd4d8b561da507
PDF
Publication page9922277ab6f22fecf0a97d420a03989aca9d874bfe74b189ce85d2a23bc977ac
Manifest2cb51db545d24f0c4684c1cdcf51d5456c770226c5ef81570fd93dd224f011c9

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
SignatureHlpJXoGpz0qQKPNJ83MM3ChpL0zQjj6AxQgh2xpw0xhlOmBPL5yaAwFsQg6l62bnqhbSp5W0hMpGwLvQTX/vDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:07.568034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104057
observed 9922277ab6f22fecf0a97d420a03989a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.550248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104057/manifest.json
observed 2cb51db545d24f0c4684c1cdcf51d545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.531646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104057/publication.md
observed 93faf96f66153f205097b6840f117284...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:07.511221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104057/publication.txt
observed 888ff9d40db050eb61898bc3219e9329...
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.