OpenTechnical

OT-2026-000093251

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000093251) never changes.

Identity and time

Publication numberOT-2026-000093251 · never reused
Internal UUID01a0ae9e-0911-7891-a622-9c23087fde0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093251
StatusPUBLIC

Content hashes

Canonical text80a9b7498b9ac7d1ffa19b190afd6a8bc3f652ff2b4a5bdb1b8c3f83da799d6d
Markdown44bf7db352a7738e1a74c2437f95df5a7f1aaa1e589c2125acd5171510c99fab
PDF
Publication pagebd7b7d4d9e8e499d824405c0376cd6f88afef3c1416aeb5ef3e3a571ff908a71
Manifest3f5f105cfd1364a133a987a43a9796ab991d65b6f9b47e0628566db75650103e

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
Signaturem8E6h3LWf0NbI9IKTcqkDcF2LWMRyZCrFD9s/46P8Sk6eRNTfU5EX86LbnCoF/jNq/Lyso35odeMrKnEelXSCA==
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

2026-09-17T09:40:36.518826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093251
observed bd7b7d4d9e8e499d824405c0376cd6f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.502051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093251/manifest.json
observed 3f5f105cfd1364a133a987a43a9796ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.485188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093251/publication.md
observed 44bf7db352a7738e1a74c2437f95df5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.467604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093251/publication.txt
observed 80a9b7498b9ac7d1ffa19b190afd6a8b...
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.