OpenTechnical

OT-2026-000083564

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000083564) never changes.

Identity and time

Publication numberOT-2026-000083564 · never reused
Internal UUID01a0ae98-0415-72d7-9e77-2471104fb51e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083564
StatusPUBLIC

Content hashes

Canonical text74728bd9e514736193ae5ae5f7ae465f9426bc14cf85ca7a87f7379fc67d5ecd
Markdownd2b9452d1f0714b8dbee5a32d5e249e1bc692ad33a66401580843f7230ea3726
PDF
Publication pageeff50e769defc24ea796895a1792ff66b6d6eeb9fb6268a80674c71c88ee45f4
Manifest7516e50c087c97d5b8f9a59a7aa02db4772dab206b1f3cd1be1df29629c272f0

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
SignatureJGeeLj8Uj2CN9JINEy22TnvP34skwqLwERIOYAx3ExS1RMIDqiAehrxN58XV7h9xlppfkP5aXfGDNQMj5BSjAw==
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

2026-09-17T09:57:03.101118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083564
observed eff50e769defc24ea796895a1792ff66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:03.085109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083564/manifest.json
observed 7516e50c087c97d5b8f9a59a7aa02db4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:03.068139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083564/publication.md
observed d2b9452d1f0714b8dbee5a32d5e249e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:03.051473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083564/publication.txt
observed 74728bd9e514736193ae5ae5f7ae465f...
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.