OpenTechnical

OT-2026-000094514

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000094514) never changes.

Identity and time

Publication numberOT-2026-000094514 · never reused
Internal UUID01a0ae9e-f4e9-7c82-a4cb-48244a3f1f36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094514
StatusPUBLIC

Content hashes

Canonical text11d3eb315a9c448f304ad292c3ede218907f7c8f5c6fe7df9efcdeccaf9a0417
Markdown6d7fc999be35cdd9aa808042f6d313aed10c7dc28cb01115e5c50756bed4c227
PDF
Publication pagec6ba8568930d5e51ac599ae1d4806fd556a708d73bcc6e794d83a67d7395634a
Manifestd8f9a32b9b4f8f791514069ccff20f7395a4603d5c1871af82d0b43d6c8cc37f

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
SignatureOJFEcNqVSNNHEUtOF6VHpCgBYYk3MCYDnB9Wu0GGkBbXlN5zZe0WFelhzpdox/yDJomEZki51dhp9QWrJq/5BQ==
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

2026-09-17T09:37:57.059083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094514
observed c6ba8568930d5e51ac599ae1d4806fd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.034095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094514/manifest.json
observed d8f9a32b9b4f8f791514069ccff20f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.015783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094514/publication.md
observed 6d7fc999be35cdd9aa808042f6d313ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.997760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094514/publication.txt
observed 11d3eb315a9c448f304ad292c3ede218...
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.