OpenTechnical

OT-2026-000061968

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000061968) never changes.

Identity and time

Publication numberOT-2026-000061968 · never reused
Internal UUID01a0ae8b-b8ad-7e9f-a26e-e0f76a4a40e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061968
StatusPUBLIC

Content hashes

Canonical texta395acbc6242b0745b13413cd14b50a761ce8ca41fef1b5eefbf0f6f230eca04
Markdown997a3680ff721e7b5fa2359ea7088f1c48e20083889bb1a0741643c631fb894c
PDF
Publication page28af4922839d0928de6d96e9694cf2f3fc7af5422a1edc66148759a04d1b617b
Manifest4bf8ce3d789a7a81384856542cba240166bdc1bcb6c4ba00a052958b7dfc197d

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
Signature35EPdpLtl87jTgMV9tLZgU+Ikup0sI3Z6KCqc0lhqOkngqSco4OQIBUpIPsumtSSm+GzPkwG1oJMx3m6reAmBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:53.034797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061968
observed 28af4922839d0928de6d96e9694cf2f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:53.010714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061968/manifest.json
observed 4bf8ce3d789a7a81384856542cba2401...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.984636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061968/publication.md
observed 997a3680ff721e7b5fa2359ea7088f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.956840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061968/publication.txt
observed a395acbc6242b0745b13413cd14b50a7...
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.