OpenTechnical

OT-2026-000010829

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000010829) never changes.

Identity and time

Publication numberOT-2026-000010829 · never reused
Internal UUID01a0ae6c-540d-70e9-8b2e-fe7512c8244c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010829
StatusPUBLIC

Content hashes

Canonical text8ed3cc3fd3f6d403d59038ee4627c678619f9efd5856344f3eadaed96bdf1cb1
Markdownc7873a2faa86c21594f54f5d3fd19fea98e17fdb0b6efc4fd94947dc2c11764d
PDF
Publication pageb531d6814840acdea940cf1a7dfb8e0a0ccb213ab60582153c000aa56119baea
Manifest0d2ecd934a188c812b052bfd8ff131c11b83cbc0807ed4802da43d82e14cce16

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
Signaturedf8nWRdwb+yCugqZhv7VSvdISpwBuL7Kee85NVATGMbTS1s2Xu4c2emNaA9+lMOXSJzkA9XnZBaIaFTft4DPAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:13:34.917909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010829
observed b531d6814840acdea940cf1a7dfb8e0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.899262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010829/manifest.json
observed 0d2ecd934a188c812b052bfd8ff131c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.880546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010829/publication.md
observed c7873a2faa86c21594f54f5d3fd19fea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:34.862030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010829/publication.txt
observed 8ed3cc3fd3f6d403d59038ee4627c678...
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.