OpenTechnical

OT-2026-000083596

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000083596) never changes.

Identity and time

Publication numberOT-2026-000083596 · never reused
Internal UUID01a0ae98-0415-77e4-8d57-517a22c66ab1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083596
StatusPUBLIC

Content hashes

Canonical textd4304ccb399468ab50c3eb83f80dd1f858dd0e426cb8dfc88e6e4afac0dd82c0
Markdown7565c0ec0b965eeb727069249f136e62fbb7dbcdba7d0ae4cfea7c50472dd230
PDF
Publication page70bf45acd79db221b3f025a758a2a18e628db943de88dc71b58dfdd72942cc78
Manifest0ad74a421ffc65212242ec4904983130ba5f5cadabb261e9550ba1f32ba59a4e

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
SignaturedM83tU4nz4YYNq7YA2NmjE08a2yPHgZ9cW5QVIEhmEyTtb9mG75budn6oY8/AlSWgeQJoXetNQ65F7uz5o8dBA==
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

2026-09-17T09:57:05.386932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083596
observed 70bf45acd79db221b3f025a758a2a18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:05.370685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083596/manifest.json
observed 0ad74a421ffc65212242ec4904983130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:05.354165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083596/publication.md
observed 7565c0ec0b965eeb727069249f136e62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:05.337936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083596/publication.txt
observed d4304ccb399468ab50c3eb83f80dd1f8...
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.