OpenTechnical

OT-2026-000067904

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000067904) never changes.

Identity and time

Publication numberOT-2026-000067904 · never reused
Internal UUID01a0ae8f-c4fc-731a-8990-e74de65e4867 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067904
StatusPUBLIC

Content hashes

Canonical text91711756e60324bea77158c55cc0a41295ca8f5dfcf584415654617a5f6a14e5
Markdown4532a6a5e4d30cc0de4410c339607309fb94c6243550b2c291fc335426e7dedf
PDF
Publication page5f1bbd4426758213907d92e9bc657c3888bbc5fb3ad3dc3d32ec0c6339ca0767
Manifestd573bbb9cfe58a329b069170c68d4af3b6f02ce9ee9f134c9995956fe52fa0c8

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
Signature0ny+XBsNI+HXyiZx37s+gO/iCIO0Jb/bAZwPHb0IVBNekjSjyJbSgJ6rzp9y8VW4MG3D3Jr+kqkaZiBvlAvTDA==
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

2026-09-17T10:30:18.334654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067904
observed 5f1bbd4426758213907d92e9bc657c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.314859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067904/manifest.json
observed d573bbb9cfe58a329b069170c68d4af3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.297433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067904/publication.md
observed 4532a6a5e4d30cc0de4410c339607309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:18.279138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067904/publication.txt
observed 91711756e60324bea77158c55cc0a412...
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.