OpenTechnical

OT-2026-000025807

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single 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-2026-000025807) never changes.

Identity and time

Publication numberOT-2026-000025807 · never reused
Internal UUID01a0ae71-a83e-7caf-a96e-a661036448fd · 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-2026-000025807
StatusPUBLIC

Content hashes

Canonical text064093c7f2f3dc84528835fda728d0d178500070ed16c590d2d54d63bd510cf6
Markdown96e51dc17e924d5123f3ce3ba44500e69fa7403cfb508cc53ffa42e732a4d5de
PDF
Publication paged0d867c26d27d43a51dfb8477b5984691b000abb16023fedfd3aa2e3d637b3b2
Manifeste5a2b093653d94fb00feabf217993b8e10709f447c4792eced84d83d949ac2ca

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
SignatureAWN8iTiAGOa8zfXgoSpUfBz0d0mW+f+kQLL9yyrIOGFQu/xNoUXGWgqrkJsvQ06E+KOotytIzqtyKsFtw7MNCQ==
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

2026-09-17T11:46:01.219094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025807
observed d0d867c26d27d43a51dfb8477b598469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.200878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025807/manifest.json
observed e5a2b093653d94fb00feabf217993b8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.180829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025807/publication.md
observed 96e51dc17e924d5123f3ce3ba44500e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:01.162553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025807/publication.txt
observed 064093c7f2f3dc84528835fda728d0d1...
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.