OpenTechnical

OT-2026-000080414

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000080414) never changes.

Identity and time

Publication numberOT-2026-000080414 · never reused
Internal UUID01a0ae96-7e78-7653-ab5c-4c32995ee917 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080414
StatusPUBLIC

Content hashes

Canonical texta5d6c61cd9a8bb5c13817fef246456a9d10607e704f5ee7c011f4eeede289510
Markdown774a6ba3abf970b338f7af458ab19e40981abb486009b743189f1e8b01e1ce1c
PDF
Publication page4fdb914267b0612f2cbc3a18c5a8721f47c060d99a80c29e39a429a15b72e222
Manifest6fbd2932fc2018c64a2b46c4fa3e13713a435525f61215f0cdb97c52334c6231

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
SignatureWGoN1ZbZ0ZbGSJe1p53bhMajLtUpGdELuA2hcc6FBrt9x6Da3805ZkwJlLh6JuTzuGocQeS9Y7RXl/XEeWKxCQ==
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

2026-09-17T10:02:55.078031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080414
observed 4fdb914267b0612f2cbc3a18c5a8721f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:55.060340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080414/manifest.json
observed 6fbd2932fc2018c64a2b46c4fa3e1371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:55.042260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080414/publication.md
observed 774a6ba3abf970b338f7af458ab19e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:55.022957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080414/publication.txt
observed a5d6c61cd9a8bb5c13817fef246456a9...
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.