OpenTechnical

OT-2026-000064550

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000064550) never changes.

Identity and time

Publication numberOT-2026-000064550 · never reused
Internal UUID01a0ae8d-a462-78ed-b7a8-d1b8947e384b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064550
StatusPUBLIC

Content hashes

Canonical textebc66f572608d136dc2a39b4f22ae201f54022dc79aac5c63447fb843cc72579
Markdowndf465aed1a81bbe04af00134a70e9ed3e76d4a5decb7149d2c995a150d09eb5c
PDF
Publication pagef552697b9241662ef249cb89fbcc6898315ff29fe69c707fe7fcef70e029e728
Manifest0be75a0938b71506f4c1461bdc2d4edadfa114ccd0f16837f0697b33cdf5498a

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
Signaturedn0EC6CP9SEXQoGYxsH7i6QObqqBMyCvxx/MjfJkoqsNu/13i+OiwBkBLGf/GOWqDu97NUs/ODrWZEaliqwUAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:46.162417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064550
observed f552697b9241662ef249cb89fbcc6898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:46.143758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064550/manifest.json
observed 0be75a0938b71506f4c1461bdc2d4eda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:46.124951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064550/publication.md
observed df465aed1a81bbe04af00134a70e9ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:46.106902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064550/publication.txt
observed ebc66f572608d136dc2a39b4f22ae201...
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.