OpenTechnical

OT-2026-000062932

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000062932) never changes.

Identity and time

Publication numberOT-2026-000062932 · never reused
Internal UUID01a0ae8c-94a8-733c-9d3e-9a4ba8635a72 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062932
StatusPUBLIC

Content hashes

Canonical textb71490938e3e06ec98cb0ec0db79a815e62bd40e2e7f3706402a1f4ff40b2e73
Markdownfe48e2dfd0ef35ca9b5398115fbf6535a2ba97285d80af037d3a3147ddc0813a
PDF
Publication page7e8c4390f77ffb4a1ab51191f033fe6e5c7f266dd2b533c1ecaf4f9af9a4e853
Manifeste14303700e4e7bbb5cff6e6fc2ce94444932300e6da9f42d7dc4a09af98e2c3f

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
SignatureZ8s5TohkOpMWks8+ESc53I7wj7i+l6SBWGXPkEFSvTBBGdZFNzZIsNefQuKfaq7Ykr15fpJKd2Y0zWLMx2ItDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:19.206680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062932
observed 7e8c4390f77ffb4a1ab51191f033fe6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.182453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062932/manifest.json
observed e14303700e4e7bbb5cff6e6fc2ce9444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.158268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062932/publication.md
observed fe48e2dfd0ef35ca9b5398115fbf6535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:19.118195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062932/publication.txt
observed b71490938e3e06ec98cb0ec0db79a815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.308224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062932
observed 7e8c4390f77ffb4a1ab51191f033fe6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.289611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062932/manifest.json
observed e14303700e4e7bbb5cff6e6fc2ce9444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.273648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062932/publication.md
observed fe48e2dfd0ef35ca9b5398115fbf6535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.256490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062932/publication.txt
observed b71490938e3e06ec98cb0ec0db79a815...
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.