OpenTechnical

OT-2026-000079532

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented after set-down

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-2026-000079532) never changes.

Identity and time

Publication numberOT-2026-000079532 · never reused
Internal UUID01a0ae96-0b92-720f-8158-045b94493c0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079532
StatusPUBLIC

Content hashes

Canonical textc6cc3ab57af8e0c77592a7acb51b9f9c0b80c290c32010ef07419d84e0a000ef
Markdownbd65196e745c56db73107f706ac4f7ec620f2b0350c88554bfe840879f05d484
PDF
Publication pageb342d9580a24d15640001486bdde22a0aa212f177adafc1bffe51ade3b9b4a23
Manifest978e00b64bd12c334fa473b4656470fee532d85c6d54ab43008c46528be4b898

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
SignaturehfSWn91zracYMQhptCYY98XesAjjP2WJbS2QHa1ll3XEQmuj90hJ/Tbw3fGjEvhGQCM6wDtz2WazM6Bm1Ah+Cg==
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

2026-09-17T10:05:10.730131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079532
observed b342d9580a24d15640001486bdde22a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.711057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079532/manifest.json
observed 978e00b64bd12c334fa473b4656470fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.691356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079532/publication.md
observed bd65196e745c56db73107f706ac4f7ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:10.666413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079532/publication.txt
observed c6cc3ab57af8e0c77592a7acb51b9f9c...
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.