OpenTechnical

OT-2026-000082022

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000082022) never changes.

Identity and time

Publication numberOT-2026-000082022 · never reused
Internal UUID01a0ae97-4d92-7e30-a313-d861f6cf81af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082022
StatusPUBLIC

Content hashes

Canonical text411fad5384fc93498870ee352f085c1bc8913326cdb69512b81e52293675a0d9
Markdown0187a95adb3551589ee02ae4847118ebc9dc69d5c61b2d119221effb88cf4ff2
PDF
Publication page826daeb52b2590c7c5ceef51a33c9beba7189e50a1054c2522844617ecc8138c
Manifestb89daf86f95be97c316806cff9e0273f95eeb9008dba6320d89fe83a27878fce

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
Signature4yhmmtKlOmNB1tNfp2fDV1q/K7A1Ym2B9vHveLoF2UosuSArxwLSdHyBDOGl+Reu2mb4KFT3TvVYsBAqpTU4CA==
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

2026-09-17T09:58:44.332956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082022
observed 826daeb52b2590c7c5ceef51a33c9beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:44.314868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082022/manifest.json
observed b89daf86f95be97c316806cff9e0273f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:44.297226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082022/publication.md
observed 0187a95adb3551589ee02ae4847118eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:44.281209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082022/publication.txt
observed 411fad5384fc93498870ee352f085c1b...
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.