OpenTechnical

OT-2026-000042467

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000042467) never changes.

Identity and time

Publication numberOT-2026-000042467 · never reused
Internal UUID01a0ae7a-c0cc-750a-a03c-fd82e814e77d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042467
StatusPUBLIC

Content hashes

Canonical text76a30ae199d1bafae1c7fbb2b8b96cfe7a8a9136505ea4255c2402fe34d1515d
Markdownde6d44d9233e66486d2c8ac253367328ec337adee104cc4d9dd9b975f9824c67
PDF
Publication page909b40326a99e6304ec636ba79f93666e7352468767c3d2f87a30dc192a35e19
Manifestb8ea202996462c7ba56709485f6b6c31eefa3405041a77010cb83c991a9f3e5e

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
Signature+Ty796P5NR2mqRip7ktrJIcjpIs9wChhOqNSK3Mz5VtzR+88hoXj6D3Xs3p0bQYHDDq36dOswLchoccTBv9EDg==
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

2026-09-17T11:14:01.859243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042467
observed 909b40326a99e6304ec636ba79f93666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:01.840532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042467/manifest.json
observed b8ea202996462c7ba56709485f6b6c31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:01.822542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042467/publication.md
observed de6d44d9233e66486d2c8ac253367328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:01.804392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042467/publication.txt
observed 76a30ae199d1bafae1c7fbb2b8b96cfe...
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.