OpenTechnical

OT-2026-000025071

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, pulsed 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-2026-000025071) never changes.

Identity and time

Publication numberOT-2026-000025071 · never reused
Internal UUID01a0ae71-2729-7246-8e2f-1d35959efbdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025071
StatusPUBLIC

Content hashes

Canonical text881cda33c285f0eca4615f3a1b089f13e493c51c58b808b31792743149e0ebb6
Markdownf921ece2a855c7d9e3daa685d14b52aaf8e1d08a3bfea115d04a34442749d894
PDF
Publication pageac6ce03b8ed5a854c1d6c6c1fee4c402770d9aabca99c8fdcb9716677ed65757
Manifest4b2e807d32640771126abf17b154d7e6f4862d57181e973d75ca6032d92094ad

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
Signature5XEIsD+NNo8fdbKrtHdhtRXkvYrXEiZhk/NJNL+ORbfQGi9rfI2YPkExPRfEsoh72MN0hP2eyIDZJJdy52FgAg==
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

2026-09-17T11:48:29.061549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025071
observed ac6ce03b8ed5a854c1d6c6c1fee4c402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:29.042698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025071/manifest.json
observed 4b2e807d32640771126abf17b154d7e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:29.022971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025071/publication.md
observed f921ece2a855c7d9e3daa685d14b52aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:29.003625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025071/publication.txt
observed 881cda33c285f0eca4615f3a1b089f13...
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.