OpenTechnical

OT-2026-000100672

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, pressure sensor per zone, 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-2026-000100672) never changes.

Identity and time

Publication numberOT-2026-000100672 · never reused
Internal UUID01a0aea3-66f3-7718-b984-9cdfe76e0eaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100672
StatusPUBLIC

Content hashes

Canonical text60cb0636d416b0431b45eaea52e68dad3fa419c1e6012de1d084d36b1ea5370e
Markdownec41e73e929abaf0669dc0ab3bd22917a606d9b81f89fecdd26e59f15a6f6aca
PDF
Publication pageabf0027a99435b854ac9b9cc794b26e7b671a110d22f49c9fbd1dc3f274bc7c2
Manifest46557f179c0b85745dd8a3cc796a8a61c25cebe5e94ff68f5c18b7234099d138

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
SignatureDVbnAyw0mnXAtiw0sKcOXdXSvUxFu/ILOaLnbmAOZT6KLm9gsJ4OLj7QYF5DuNCn886at4jzBFRzrkjBpJplBQ==
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

2026-09-17T09:27:29.046973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100672
observed abf0027a99435b854ac9b9cc794b26e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:29.029132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100672/manifest.json
observed 46557f179c0b85745dd8a3cc796a8a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:29.012377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100672/publication.md
observed ec41e73e929abaf0669dc0ab3bd22917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:28.995571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100672/publication.txt
observed 60cb0636d416b0431b45eaea52e68dad...
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.