OpenTechnical

OT-2026-000033500

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000033500) never changes.

Identity and time

Publication numberOT-2026-000033500 · never reused
Internal UUID01a0ae75-a38e-7fb4-a08c-76dcd350b4d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033500
StatusPUBLIC

Content hashes

Canonical text51b1f120b341110701dfa9f68fe26894fb03b3f57c55c7f26837a6466284ca42
Markdown6446bfcea1c8bed2594c194d7af33e818f149e73d42c5bb87cd4b8c1553ac420
PDF
Publication page04fa3c9f6a9a9a21b9fe9d160a2a164509b8ccd843baed5092534a889ecfd3bd
Manifestda1a8e1f59eaae537a46f9f5dfcf375797e0678ce41e9654cad616f5b286703f

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
SignaturefKktWaXL/Pliueb3F9N+HobqZISPWwFeXF5OnEKwNiybOUvGPPZXorCJp7Pz0qYCnyPCrAN5GYlKxBnsU/SQAQ==
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

2026-09-17T11:31:21.047605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033500
observed 04fa3c9f6a9a9a21b9fe9d160a2a1645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:21.030393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033500/manifest.json
observed da1a8e1f59eaae537a46f9f5dfcf3757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:21.012659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033500/publication.md
observed 6446bfcea1c8bed2594c194d7af33e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:20.995074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033500/publication.txt
observed 51b1f120b341110701dfa9f68fe26894...
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.