OpenTechnical

OT-2026-000009169

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000009169) never changes.

Identity and time

Publication numberOT-2026-000009169 · never reused
Internal UUID01a0ae6b-31b9-720c-82a1-60b342615da2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009169
StatusPUBLIC

Content hashes

Canonical texta6f1b2b911f4022d7f8e907643d4f9ab5554dc0ab67c4723b8c2f41ee333a365
Markdown8a376fe66ba24608573fdfa31ee0b74687c570374b22e589fbf45633eb387d36
PDF
Publication page15cc5dc328b7ba89096c5cec74ddd0b7b4c6269d3603abeaf3e8ce1783656ae2
Manifestb477bd35ffd97918d2410004e879332191dfb13f70c4482ea2a641c098a28a2f

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
Signaturey+zAbbjb4WSiVyn+ONfdyRdebjkQiFEGr3hSrK+0xCnX7gF2xFxXtXbf4OGt+MQpzUn/E+zHcID6+j61XN9UCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:52.515094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009169
observed 15cc5dc328b7ba89096c5cec74ddd0b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.496729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009169/manifest.json
observed b477bd35ffd97918d2410004e8793321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.477237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009169/publication.md
observed 8a376fe66ba24608573fdfa31ee0b746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:52.456142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009169/publication.txt
observed a6f1b2b911f4022d7f8e907643d4f9ab...
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.