OpenTechnical

OT-2026-000083206

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000083206) never changes.

Identity and time

Publication numberOT-2026-000083206 · never reused
Internal UUID01a0ae97-c963-7ea8-84ae-900c59dab1a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083206
StatusPUBLIC

Content hashes

Canonical textb6055e43a8eeaf0907e92f8437baa40b072e448c03b994d6c1f71d9e9554f964
Markdowne6cf4f9c3c3c6b9a5da5af2f71af1f7e6add0ff36bd53bdf940a0a3493b2fb0e
PDF
Publication pagef54544cf27a18020a58a950163d3f99d322ed1bdbadad788cd6bbdefaa3c2678
Manifestb22b35ad31b684590a6bb37493021d3ac0685fc3610deaa7b846fdf631b48914

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
SignaturexDi6WKr6sKIIZbBDHyMdgc7LAyKGrmZ36NlleuQK3UboZ+0tpjy8IH8rBf3ZssLo0f4/Dp3hy8NcMGjagpq1Aw==
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

2026-09-17T09:01:04.835643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083206
observed f54544cf27a18020a58a950163d3f99d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:04.813807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083206/manifest.json
observed b22b35ad31b684590a6bb37493021d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:04.661677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083206/publication.md
observed e6cf4f9c3c3c6b9a5da5af2f71af1f7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:04.633675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083206/publication.txt
observed b6055e43a8eeaf0907e92f8437baa40b...
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.