OpenTechnical

OT-2026-000098026

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000098026) never changes.

Identity and time

Publication numberOT-2026-000098026 · never reused
Internal UUID01a0aea1-92f8-7f04-b0c3-5016e74b26f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098026
StatusPUBLIC

Content hashes

Canonical textaf4f8e7ba814a35c417cd8cb8de34e65059e36515548ec18804f24b585061ea3
Markdownd455716935e6a7f383d9378d07ee0885f538172d59f5d4a5c59622a4cfa9c453
PDF
Publication page4a643c4aa49cdb8217106cee31a0fe189d653ab1e08cb70d560fbc2741607051
Manifesta33a8db2a5f1a9b1a5d6bf8379cbf7a0ae6c5937a0dc0e965935ad64d21b76d4

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
Signature1mYkX+dlC5uXwRHJt19++pMHvsZGKiq9kS79eZZehcow5ZEsuuGJ6AsgG/UraSdL3+DFx2bmGSIDNR43cSNnCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:12.194579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098026
observed 4a643c4aa49cdb8217106cee31a0fe18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.176982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098026/manifest.json
observed a33a8db2a5f1a9b1a5d6bf8379cbf7a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.160518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098026/publication.md
observed d455716935e6a7f383d9378d07ee0885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:12.142704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098026/publication.txt
observed af4f8e7ba814a35c417cd8cb8de34e65...
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.