OpenTechnical

OT-2026-000081960

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

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-2026-000081960) never changes.

Identity and time

Publication numberOT-2026-000081960 · never reused
Internal UUID01a0ae97-0f77-71f6-a8f7-69b4b2e305ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081960
StatusPUBLIC

Content hashes

Canonical text0d2e588f1c908688fe917b40fddbf73ec22277ef628fb85789023063f6ae6552
Markdown0f5759847f092380c9d1c70830567cbf015a1deeda9aa34ccecd8becd1e7773e
PDF
Publication page5c374067d30111bb4bbc0083f0d0882d2b6a16895dcf34e497f9710593656bc8
Manifest147967c883c74c237579fe376c589ba7a6a428a388a13c779bf568d8f4ae71f2

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
SignaturemIVqiXhIJ6TXpT48rNnKzoPKM5FlY+chFYt9CDCgJsrgO8bpB+SmfZBNEQo3Hu+pKXAIQ/B/zbhlD/El8WpqCg==
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

2026-09-17T10:01:05.814361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081960
observed 5c374067d30111bb4bbc0083f0d0882d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:05.798516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081960/manifest.json
observed 147967c883c74c237579fe376c589ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:05.781577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081960/publication.md
observed 0f5759847f092380c9d1c70830567cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:05.765311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081960/publication.txt
observed 0d2e588f1c908688fe917b40fddbf73e...
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.