OpenTechnical

OT-2026-000023623

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed 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-2026-000023623) never changes.

Identity and time

Publication numberOT-2026-000023623 · never reused
Internal UUID01a0ae70-aed3-76b9-b95b-0dab70aaa057 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023623
StatusPUBLIC

Content hashes

Canonical text8401205e24a7bf1346e0fde5dbe2107e166e4c39a108607462ebe9c9622aa811
Markdown9be53545481fc96aa34b447c3c50e4e23abfa99bdbc3316262c1f74011411304
PDF
Publication page26b1933066decece91012de46e3f2ee7d8adc5deecbf1f27a30460d15920699c
Manifest91db62241761c5b267e92683feda68c3334725f040b02a8139ef85dcf8304556

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
SignatureTMfkDIEtJQhwKXIGgIAQu/dAipoPGdAfXyK0pdSXXW5gC9a0of36cxwFu8YerweKI7UHrCOBdRdeA9qoCSEpDw==
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

2026-09-17T11:49:49.709525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023623
observed 26b1933066decece91012de46e3f2ee7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:49.693760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023623/manifest.json
observed 91db62241761c5b267e92683feda68c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:49.677352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023623/publication.md
observed 9be53545481fc96aa34b447c3c50e4e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:49.660179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023623/publication.txt
observed 8401205e24a7bf1346e0fde5dbe2107e...
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.