OpenTechnical

OT-2026-000026245

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold 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-2026-000026245) never changes.

Identity and time

Publication numberOT-2026-000026245 · never reused
Internal UUID01a0ae71-a841-769c-9e71-52bc8f3c9975 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026245
StatusPUBLIC

Content hashes

Canonical text9a16f0564bfab77d7b9a605c50bf8666029fa8aa2e4da32fd48d6557ad5d7673
Markdowndeaffabcce6da3599848ed66c1e8e2d733c03fdee9ab67f6231ea77f083f6211
PDF
Publication pageb3154a641ec44d9c35c403cc22551671274a4c430110255c8cdae03114fa9736
Manifest34efc6c7b923998bb85d2347b84046700887661d5e67d83a5cf1f497890c5d1c

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
SignatureSgcSiX0R5SGvTqA517LXLSw2lyleGavMNm1X77/QOCX38jTyzgihrlHweIWcFYysWhnqO7AMbFx7J8I7n6u6Cw==
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

2026-09-17T11:46:46.875663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026245
observed b3154a641ec44d9c35c403cc22551671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.858747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026245/manifest.json
observed 34efc6c7b923998bb85d2347b8404670...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.840244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026245/publication.md
observed deaffabcce6da3599848ed66c1e8e2d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.822487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026245/publication.txt
observed 9a16f0564bfab77d7b9a605c50bf8666...
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.