OpenTechnical

OT-2026-000025982

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000025982) never changes.

Identity and time

Publication numberOT-2026-000025982 · never reused
Internal UUID01a0ae71-a83f-76e4-97e4-06ef33c494fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025982
StatusPUBLIC

Content hashes

Canonical text0126c47165b6b07a6faaac876424696a3d3503880570b26fe1394763790e9285
Markdown8dd606418f244b67c12cd8cb7a474b2993b0b0e50f474e58b95dd1be1ee1b717
PDF
Publication pageee3ed928f26b80a5c602f63acb3feb3955cdc6004fa49ffea56e697d5ccb947c
Manifest6b4f61f647bef322f4fae22ef0d08b676375c46deb92996302f9bf249d138e7b

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
SignatureKydi81X8CVwhAR0DJFhUBYzKsl6tc1ewG1uvTb5PmBTPrPscu1M04CIQ8ButSmHH9PiQ8lc5NU9yLMfwYRhtAg==
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

2026-09-17T11:46:21.210104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025982
observed ee3ed928f26b80a5c602f63acb3feb39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:21.191675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025982/manifest.json
observed 6b4f61f647bef322f4fae22ef0d08b67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:21.171490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025982/publication.md
observed 8dd606418f244b67c12cd8cb7a474b29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:21.153851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025982/publication.txt
observed 0126c47165b6b07a6faaac876424696a...
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.