OpenTechnical

OT-2026-000082616

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000082616) never changes.

Identity and time

Publication numberOT-2026-000082616 · never reused
Internal UUID01a0ae97-8cc8-762f-9657-8849538c0d6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082616
StatusPUBLIC

Content hashes

Canonical texte89ce766f620b73808738f882bad7ca0907ec6f356d14ac4f2121644a44d03c6
Markdownace9484f4b4c8cb6f5af15ffca7cbd95728f086f004bac7688548269bdb240a0
PDF
Publication pagefdfc2a9fc4a05a16e6bcd6a1316cfe0d7796c319c8dec6400ad6345322690871
Manifest44f3a34afd1f6d8f748b9348473ec0e0fcf87d2df8061f3fcac99865f57dd9a1

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
Signature1jtHId9FIrHp4trL8v0w8Bm230CnlIcDbk8jaTfmsCCQ8IFiXN1Fun28PGWh83EBR+7iwTKCIacyDzerxutbDA==
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

2026-09-17T09:58:03.702483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082616
observed fdfc2a9fc4a05a16e6bcd6a1316cfe0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.685920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082616/manifest.json
observed 44f3a34afd1f6d8f748b9348473ec0e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.670392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082616/publication.md
observed ace9484f4b4c8cb6f5af15ffca7cbd95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.652717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082616/publication.txt
observed e89ce766f620b73808738f882bad7ca0...
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.