OpenTechnical

OT-2026-000080248

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000080248) never changes.

Identity and time

Publication numberOT-2026-000080248 · never reused
Internal UUID01a0ae96-7e77-7007-b599-550406ad723f · 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-2026-000080248
StatusPUBLIC

Content hashes

Canonical textb368be93895819ad3ac5d4268939be79eb7b4ba3f7ec55420e763b0e9990f2a6
Markdownc2217c5a7960736adc24f57b7bad1a215728960189c950676f401835aef29611
PDF
Publication page95cceae5af5b3a358530985a0f7948e76d6d0b2721b1332e6525ad68b2c124c0
Manifeste87eff1ed6a4a60d77726ee8f03f0b8ccc3feead76871fee1f15c609964720f3

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
SignatureY26y/np/tYP8hd5RXdjOLqD/YdmxxwOU/Exn5xFNKH3wnCRO/KDiMGES5a19rPtRx2BN+RO9+4AR2/0KLVk1BQ==
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

2026-09-17T10:02:42.504506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080248
observed 95cceae5af5b3a358530985a0f7948e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.487496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080248/manifest.json
observed e87eff1ed6a4a60d77726ee8f03f0b8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.470328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080248/publication.md
observed c2217c5a7960736adc24f57b7bad1a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:42.452888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080248/publication.txt
observed b368be93895819ad3ac5d4268939be79...
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.