OpenTechnical

OT-2026-000012315

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off 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-2026-000012315) never changes.

Identity and time

Publication numberOT-2026-000012315 · never reused
Internal UUID01a0ae6d-39f5-7295-a880-5520381c1697 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012315
StatusPUBLIC

Content hashes

Canonical text98940afb84e632d11f4609c6ef60426a2cb0dcbf92cd8bc91eb1a944b4e48317
Markdown1f08ea9227783daf543940c98e0ba1562b1b48f02f54c53854a6bab978832ff0
PDF
Publication page60474afee2129ae8df278ea4a9e544f08d6f9c8820f0281e6c4c73459ad3627c
Manifestba6ff59ce351ef1da23133dc4a03e79dce7cf02da3aec3de5f178ebeac9cc3d1

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
Signature2rjtcReh7XUNq1HQOdGZgJxXgcSCm+kP5IAgIQJGEHDnrLvZ3JVpnt9nKNMVvhjVjBesydBpK+QCWb+vj0z1Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:11:15.728133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012315
observed 60474afee2129ae8df278ea4a9e544f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.708972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012315/manifest.json
observed ba6ff59ce351ef1da23133dc4a03e79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.690763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012315/publication.md
observed 1f08ea9227783daf543940c98e0ba156...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.671231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012315/publication.txt
observed 98940afb84e632d11f4609c6ef60426a...
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.