OpenTechnical

OT-2026-000067437

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000067437) never changes.

Identity and time

Publication numberOT-2026-000067437 · never reused
Internal UUID01a0ae8f-6bd9-7372-b952-7c3aa810ff5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067437
StatusPUBLIC

Content hashes

Canonical text36b5385ea21e331c7830629ff223a751687df9188bf79d8511ec13acbf78374a
Markdowna4c1b69e7da3f4a18a6b326a560d3593bd60acee9c0d2b14124e314900fb584c
PDF
Publication page1f0be7da4ce71ba9531c47166dc138d58092f0884d33ede5c2fc444a735b1666
Manifest0a92e682d2cf26492e502e5fb11d416602bc09bd576b7041662386543ef36938

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
SignatureZi+xwZjkp41dGW9w5VEqMe8PFhLfaJM4VXbmo78jY4D+RIcMA9tW1ge24pyIi7sOOMUE8V2aJoPtWC20v8dOAQ==
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

2026-09-17T10:31:38.370867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067437
observed 1f0be7da4ce71ba9531c47166dc138d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:38.353864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067437/manifest.json
observed 0a92e682d2cf26492e502e5fb11d4166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:38.336678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067437/publication.md
observed a4c1b69e7da3f4a18a6b326a560d3593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:38.320477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067437/publication.txt
observed 36b5385ea21e331c7830629ff223a751...
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.