OpenTechnical

OT-2026-000067090

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000067090) never changes.

Identity and time

Publication numberOT-2026-000067090 · never reused
Internal UUID01a0ae8f-14ff-7339-8ed3-118f02d3d2c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067090
StatusPUBLIC

Content hashes

Canonical textdb3e2ce7a0fdd1ccbb489b08c71dca215ab25dccf6315657f44da711589288a9
Markdown2aa377ee039175bd3ec12fb03d35b03ba3d156120280e4d96d38555e34ae28bb
PDF
Publication page7008436e4623debba495ec78fe261b901ae847d56ac1c2d4ff3fd0b84b05bbef
Manifestd2bd5ff4562f81251801ca37f1a8d707059e1e95c190d4bfe125d133baea01cc

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
Signaturef544szzxGb9QVQBbUeehDKxvjJ7MPCAqiEWEMefoEc9HroLQtuv+yKD0EH8ss6sPetMZ/nj3GchNlqe7mpnvDg==
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

2026-09-17T10:32:21.341513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067090
observed 7008436e4623debba495ec78fe261b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.324062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067090/manifest.json
observed d2bd5ff4562f81251801ca37f1a8d707...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.305739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067090/publication.md
observed 2aa377ee039175bd3ec12fb03d35b03b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:21.287759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067090/publication.txt
observed db3e2ce7a0fdd1ccbb489b08c71dca21...
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.