OpenTechnical

OT-2026-000009690

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000009690) never changes.

Identity and time

Publication numberOT-2026-000009690 · never reused
Internal UUID01a0ae6b-7564-778a-bf32-aabf8bab6a95 · 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-2026-000009690
StatusPUBLIC

Content hashes

Canonical text57726733defd1ba3f755a5e81ea86e76ba9e4d516920795517d8ce8dfe709ba9
Markdownf8fa9dc794398b40de3018234389865c40fedbd9e7053c08c32ba28160648e56
PDF
Publication pagee0667f946c244da073d7659c0354380faa4f8415dde1d20d58b6f7eec17a45ce
Manifestd677ac2f07aa6d60aa8a4f106316f4b5a581c8e6c17bc314b74a8e37913a1334

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
SignatureZfqoV/4l3iaj0ihfA1/iDHHyvNH3ba8V6g8N6CJ6goH6y3KTnIZp6bcJgerBQMgYTrB4hx/iudimefMNklh0Ag==
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

2026-09-17T12:17:10.496866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009690
observed e0667f946c244da073d7659c0354380f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.477190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009690/manifest.json
observed d677ac2f07aa6d60aa8a4f106316f4b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.455107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009690/publication.md
observed f8fa9dc794398b40de3018234389865c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:10.435198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009690/publication.txt
observed 57726733defd1ba3f755a5e81ea86e76...
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.