OpenTechnical

OT-2026-000035860

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000035860) never changes.

Identity and time

Publication numberOT-2026-000035860 · never reused
Internal UUID01a0ae76-b4c9-7aba-a986-5eb0f81993cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035860
StatusPUBLIC

Content hashes

Canonical text4b5a8f61c136537b0d22c7c6a0984b9c8e2e3ef80cf0a9e83aee4b376ca1c616
Markdown83c1aaf5b636933e01f4250c4288bca896f9a17be5bae33842691a29ef2d81a4
PDF
Publication page9117137565d4c582f8fc421a6bc7de06b98db6908640beed7049cc142a81a483
Manifest052a4089a470a0622cab5b8312ea5bcf86abf0fc9537fd01f443ae79236f9c59

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
SignatureQtFzI7ZQ/SO1WCHCXigcgJ51Rh2s+Gc+ThZcymR4RsvIB8YVBWBajf13yaMbtl95cQR6K63Ul6x+9B3l54AxDQ==
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

2026-09-17T11:27:35.853865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035860
observed 9117137565d4c582f8fc421a6bc7de06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.837196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035860/manifest.json
observed 052a4089a470a0622cab5b8312ea5bcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.820552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035860/publication.md
observed 83c1aaf5b636933e01f4250c4288bca8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.799160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035860/publication.txt
observed 4b5a8f61c136537b0d22c7c6a0984b9c...
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.