OpenTechnical

OT-2026-000100976

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100976) never changes.

Identity and time

Publication numberOT-2026-000100976 · never reused
Internal UUID01a0aea3-c377-78b2-81b9-e0caf68d4d9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100976
StatusPUBLIC

Content hashes

Canonical text67e1bb3cc8a6337bff52eace74ef1c28d2b5b8a08479830d4d326ff323890b35
Markdown79f0763da2a5c5645a989ee1730bb3d5fcb1f348f5627691e30586c3cfa02369
PDF
Publication page210c6edce766b635ef098ba0f1014f383a97c526ea0169ce8300ef08bfaab02a
Manifest267c701af427bd8ed2fef5dafa4b28026225e124c851642aeff01995301a140e

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
SignatureZnHFZZpTtT+fBAxnXJ2UoXl1wIch9s8Vmzkcwf2pYxJ9f8TsmfmEzgHv/Y3URhYY9f3khnlxI0uUBrgjeyBUCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:34.096742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100976
observed 210c6edce766b635ef098ba0f1014f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:34.076797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100976/manifest.json
observed 267c701af427bd8ed2fef5dafa4b2802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:33.953272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100976/publication.md
observed 79f0763da2a5c5645a989ee1730bb3d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:33.932884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100976/publication.txt
observed 67e1bb3cc8a6337bff52eace74ef1c28...
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.