OpenTechnical

OT-2026-000009571

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000009571) never changes.

Identity and time

Publication numberOT-2026-000009571 · never reused
Internal UUID01a0ae6b-7563-763e-9fe7-3f5a216651d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009571
StatusPUBLIC

Content hashes

Canonical textbdc866a10b2326728197695f85a1001efcadf4990a562300774ca29ed86e57f2
Markdown3603e45ffc75a81a96c594570c998d0a47fbb1d15c95603bd4c46b7a2335d49b
PDF
Publication page7d8e3e2c208d5ba42bcd4b2e2174afdfccbb15712e3e3545f5f12d1758ce4bc1
Manifest1f17956b015d2b46e6e355c1c52071c35ecd5f717d29438a4f9080ae22e14c94

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
Signaturemb3gL/i+xzXIvnl/21i5JqAaEa8HIJDgLSLTW7xAdlVw/vijJ8ax0TF1jXubHF42aGUci9MW47j/bG6wySWnBQ==
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

2026-09-17T12:17:00.398992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009571
observed 7d8e3e2c208d5ba42bcd4b2e2174afdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.379900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009571/manifest.json
observed 1f17956b015d2b46e6e355c1c52071c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.362127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009571/publication.md
observed 3603e45ffc75a81a96c594570c998d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:00.342563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009571/publication.txt
observed bdc866a10b2326728197695f85a1001e...
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.