OpenTechnical

OT-2026-000043863

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000043863) never changes.

Identity and time

Publication numberOT-2026-000043863 · never reused
Internal UUID01a0ae7b-d677-7513-a8ce-4570dccfd085 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043863
StatusPUBLIC

Content hashes

Canonical text81e9e9b4b2d311ba6810bd2b8a0ea48b9a77cbe2a02c5e124d0b76aa796cae1f
Markdowna70bfb256441461a554b89860eb2aea365bdfe4939626dd177edf97189063753
PDF
Publication page542dfa59a51275e02dd8280249a30a9400cf718659a14ac0d17ad8c087ded663
Manifest17be33acfbaa4a3daf3662c4ca5f35ff742137b3f7c4d7c8459e38478cfa8b43

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
Signature4uhNQaRH+o0uuwHDTI59qkI0J9ViJaP/gpz8ZfFOz486cwT6NM0qywkGBBNCAEDX0/wKrUa/gP6dvwjthHGUBA==
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

2026-09-17T11:12:11.078800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043863
observed 542dfa59a51275e02dd8280249a30a94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:11.058583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043863/manifest.json
observed 17be33acfbaa4a3daf3662c4ca5f35ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:11.037715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043863/publication.md
observed a70bfb256441461a554b89860eb2aea3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:11.017326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043863/publication.txt
observed 81e9e9b4b2d311ba6810bd2b8a0ea48b...
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.