OpenTechnical

OT-2026-000035328

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000035328) never changes.

Identity and time

Publication numberOT-2026-000035328 · never reused
Internal UUID01a0ae76-6a1f-7c4e-8b24-1392a328f4ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035328
StatusPUBLIC

Content hashes

Canonical textd3c6a54b73eb1241bc5e5c4c03ac8f58e07c38bc1c0fa22ea666820e408f3a51
Markdown506ffec0e7d61599c9c2fbe1b54b1a0b9cd89f2a55f42abb2e38b30e0c57ac0f
PDF
Publication page93c7d1f66523dcdd4a4d21c19711ee9097b917f5d279dc391daeb3afcc0afeea
Manifest08c725e558deb1a5fc1001e7c8dabf40f094d041fac13487345b428797c45fe6

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
SignaturepB0CbXz6DMgGVSVEgk7C1U1gOJ5+NQL/1KZyyoh0ES8C7p5tdWZLPGTzF217vTfnRU7MpXG+lNkUDRasP1tZCw==
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

2026-09-17T11:28:29.748482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035328
observed 93c7d1f66523dcdd4a4d21c19711ee90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.731199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035328/manifest.json
observed 08c725e558deb1a5fc1001e7c8dabf40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.714144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035328/publication.md
observed 506ffec0e7d61599c9c2fbe1b54b1a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.695682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035328/publication.txt
observed d3c6a54b73eb1241bc5e5c4c03ac8f58...
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.