OpenTechnical

OT-2026-000032999

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000032999) never changes.

Identity and time

Publication numberOT-2026-000032999 · never reused
Internal UUID01a0ae75-4843-7394-93d8-067f9a1e7d41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032999
StatusPUBLIC

Content hashes

Canonical text04f4f7ee4be99e18ee6fbaa3c2acf9226ee5f56033a42a9050635e1fe13e9d36
Markdown1c5ab9960587e43b77bdf18dea191228f99c9bedb8dc4675a2ebe9289243b46e
PDF
Publication page74a778aed215843dba23245842be0282ebf9fb77335165195625a877a691a59c
Manifest377b67e01d2b9706ac5f382fe7e624b8f617b52ac95cfc21608c42364b474e59

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
SignaturerMev2TroCe1LdtbdLUZ8sEOnzmvG5nwV9YuELh/Yu2LcDQqT39V9Tpeydrh9/FCOKtwgTxhs901YGmh834tFAA==
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

2026-09-17T11:32:37.022730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032999
observed 74a778aed215843dba23245842be0282...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:37.003468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032999/manifest.json
observed 377b67e01d2b9706ac5f382fe7e624b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.985722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032999/publication.md
observed 1c5ab9960587e43b77bdf18dea191228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:36.967509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032999/publication.txt
observed 04f4f7ee4be99e18ee6fbaa3c2acf922...
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.