OpenTechnical

OT-2026-000093993

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000093993) never changes.

Identity and time

Publication numberOT-2026-000093993 · never reused
Internal UUID01a0ae9e-92c9-7f64-85aa-13209cda6a58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093993
StatusPUBLIC

Content hashes

Canonical text38a54289d80175cb4fde6a3db31dabad242e5dbb22251c3369a069aaba3a6e73
Markdown24c72e011e33de3d21c7275db0e2a41f5b0ffd02db80a706de90911e34550fd3
PDF
Publication page243204f9a98a47b96a6bbb7b09d4438027adf6c7fd5802566d2f07c77f98b931
Manifest408f3b590b94b033994a21a8283ed07d096c3f96ea53f12eab7e88f6bbbf5dcb

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
Signature+jgq4PD/giDxkO2XH7hpfbv1o4VZ46O1bwaC1iHqJse0xrNCS/7tEnA3PS1EJpYEwqqjgiRAwWPPiiiD+YpRCA==
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

2026-09-17T09:38:23.912017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093993
observed 243204f9a98a47b96a6bbb7b09d44380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.895763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093993/manifest.json
observed 408f3b590b94b033994a21a8283ed07d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.878233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093993/publication.md
observed 24c72e011e33de3d21c7275db0e2a41f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.860637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093993/publication.txt
observed 38a54289d80175cb4fde6a3db31dabad...
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.