OpenTechnical

OT-2026-000083182

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000083182) never changes.

Identity and time

Publication numberOT-2026-000083182 · never reused
Internal UUID01a0ae97-c963-77e2-b8cf-3a0c40fc3c32 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083182
StatusPUBLIC

Content hashes

Canonical text9757ffd415fc1df4b200b9a4afd693a550a0b9a7e1c6d5e9a049f1f4879edcdc
Markdownf2803e67f105c27b62216c960feebd128ce8521225e25222536d1a45e1eb0142
PDF
Publication page4c1753cccf9ba2770cf5e17b0fa3ea9f9181e090b31d0ce9a4ab06c4ed52acd2
Manifest5da2246a662a42f773b48f0c9bb6b53526c79083b44ce74736eec4e92982b4fc

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
SignatureAIFqO6viTtcnrrVyOrcy1XVVFgwbPcW5VFpHGvesdRXCEObyl7ZL7PbskFb1PRDvreXxC/WiGGryQwglvhZhCg==
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

2026-09-17T09:00:59.583059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083182
observed 4c1753cccf9ba2770cf5e17b0fa3ea9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:59.564703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083182/manifest.json
observed 5da2246a662a42f773b48f0c9bb6b535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:59.417211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083182/publication.md
observed f2803e67f105c27b62216c960feebd12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:59.399528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083182/publication.txt
observed 9757ffd415fc1df4b200b9a4afd693a5...
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.