OpenTechnical

OT-2026-000045447

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, 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-2026-000045447) never changes.

Identity and time

Publication numberOT-2026-000045447 · never reused
Internal UUID01a0ae7c-f76d-72a4-b818-dbfd9545b82c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045447
StatusPUBLIC

Content hashes

Canonical text33aa24d40b95be2db9a6cdfbb2542d56662464d0dd66ce9b194c355175eafa37
Markdown9b8ded1b14ff83618d565268be28d45965ef02eb8715b4868df90a4339170a18
PDF
Publication pagefe952646454600ffc203ebbfb38a11fdde807e9f33d69e553b2a45f041c1f0cd
Manifest186fa5698822965eb787cf9c0883fc5982cf56494f01f275ede82828beab65a7

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
SignatureHKbIL9Jrqz+Aorn6R2AU7yy7mghjUJlgRqKs3doRxkQqPH1dNhj5qs4MIQlAtA4v3RoEzIxSHASFCayTHmcxAA==
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

2026-09-17T11:10:44.896725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045447
observed fe952646454600ffc203ebbfb38a11fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.876711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045447/manifest.json
observed 186fa5698822965eb787cf9c0883fc59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.858124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045447/publication.md
observed 9b8ded1b14ff83618d565268be28d459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:44.838413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045447/publication.txt
observed 33aa24d40b95be2db9a6cdfbb2542d56...
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.