OpenTechnical

OT-2026-000063029

Publication integrity record

Four cup vacuum gripper, four 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-2026-000063029) never changes.

Identity and time

Publication numberOT-2026-000063029 · never reused
Internal UUID01a0ae8c-94a9-75a9-81c4-d6c2b9a6bd55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063029
StatusPUBLIC

Content hashes

Canonical textb56b96a3717f554ffbbc7047ecc052659ec70ae088e18bd2f5eda4ca0a25317d
Markdown991528fc7a85193fea663f5fd89df4bdce48dfb7bf2a9209d0fcbb9b13101f06
PDF
Publication page29e974e1620b6bd74dd68ddfdfb383b851e31738330f84b1317f6b4cd53463bf
Manifest3d0d1d4d25cb67fa09c20af587350058132e92a82fed4ef43d8922cbea2e1979

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
SignaturedoKFpThZ5Cc7BTkvpXpt8Ss0UzdDTa2Fy2W56lxrsaaEHWuQ26Qps6IxoFY9vPU825yASFoBAZ/7vylZNA66CQ==
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

2026-09-17T10:40:34.947933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063029
observed 29e974e1620b6bd74dd68ddfdfb383b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.926763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063029/manifest.json
observed 3d0d1d4d25cb67fa09c20af587350058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.905335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063029/publication.md
observed 991528fc7a85193fea663f5fd89df4bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:34.884864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063029/publication.txt
observed b56b96a3717f554ffbbc7047ecc05265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.757814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063029
observed 29e974e1620b6bd74dd68ddfdfb383b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.740730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063029/manifest.json
observed 3d0d1d4d25cb67fa09c20af587350058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.722683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063029/publication.md
observed 991528fc7a85193fea663f5fd89df4bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:46.704811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063029/publication.txt
observed b56b96a3717f554ffbbc7047ecc05265...
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.