OpenTechnical

OT-2026-000080156

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000080156) never changes.

Identity and time

Publication numberOT-2026-000080156 · never reused
Internal UUID01a0ae96-4378-7830-8c5d-28ab2fb5a51c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080156
StatusPUBLIC

Content hashes

Canonical text9e50ec926c00b1844788296adca886f85e65ce0e383bca9c49b32aa88c0f869a
Markdown1bfe6676741eb5e9388bda49f6a7a630848efbebb8372cd78ca2ffb15b6be8ee
PDF
Publication page21fde7862a9a1f0dfbb4e3a871d66746970ca2b40d1fc259c802aae7a099aa90
Manifest27b332fae3d2445079c0306678fd20ce039cae736649c0e6740422985422aef7

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
Signatureq/baGLaYHRW9ZNq880077Docv3Uwkf4rGzThNj+AsaHutnlM8Auxhsk+1gt/M90COaOlesFC+ElduWNlOQQVCw==
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

2026-09-17T10:04:06.817846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080156
observed 21fde7862a9a1f0dfbb4e3a871d66746...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:06.799194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080156/manifest.json
observed 27b332fae3d2445079c0306678fd20ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:06.782942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080156/publication.md
observed 1bfe6676741eb5e9388bda49f6a7a630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:06.766176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080156/publication.txt
observed 9e50ec926c00b1844788296adca886f8...
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.