OpenTechnical

OT-2026-000041762

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000041762) never changes.

Identity and time

Publication numberOT-2026-000041762 · never reused
Internal UUID01a0ae79-e8a2-771b-b04d-1715f0ae8e73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041762
StatusPUBLIC

Content hashes

Canonical textd26bb8a67c08157f138b7ece887e325328e2ec7fc314d6688c0723e1472ba7f2
Markdown4b5c1a26140a6b1e18db002f2e4b6fa706051ebb50d3d3341770524818f55e73
PDF
Publication page522ecd5ae05db35942f8320f9def0a37d5d599702627940195e86914f502d9b7
Manifestca0f0a40d7a9c2bb566168d02618cd04be6983c7f230eb1e97cca85db7eaef34

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
SignatureqURXfjqWw8FfXMC8HrS1dP0OsfoGyVp+nQJhkGPcHMVZgL94DFgtVpvFBAdffWPO2K3Gac+ABTlwX/rJT2xLDQ==
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

2026-09-17T11:16:36.567307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041762
observed 522ecd5ae05db35942f8320f9def0a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.548317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041762/manifest.json
observed ca0f0a40d7a9c2bb566168d02618cd04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.530064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041762/publication.md
observed 4b5c1a26140a6b1e18db002f2e4b6fa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:36.512797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041762/publication.txt
observed d26bb8a67c08157f138b7ece887e3253...
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.