OpenTechnical

OT-2026-000041484

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000041484) never changes.

Identity and time

Publication numberOT-2026-000041484 · never reused
Internal UUID01a0ae79-b145-7b62-8611-272213dcb096 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041484
StatusPUBLIC

Content hashes

Canonical text3dd44790060a04f2f490fce1655a6cbc0c8ae30c38299fe51a85a72e459cf795
Markdownbc1b878c4346e0b9e8d72fccdf446b4a80f0340c754ab2e2683dd85d1918981a
PDF
Publication pagee771d6b0d3e9aa94b0bb4f7bb93498c7528228701897ebc3c9e32ed2e95a1130
Manifesta20f8f19366432527b26f17f41460d27e19ad61c0648c3e71127ad400fd6aa1f

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
SignatureAB/78pohpZnMubdqoQa1qTrGJGU0ismOE5iR6UHoswiWkruU1/vRWIiHMkSK3a06U98+xdQA4/SNo+e6WkVTCA==
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

2026-09-17T11:17:31.031768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041484
observed e771d6b0d3e9aa94b0bb4f7bb93498c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:31.012004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041484/manifest.json
observed a20f8f19366432527b26f17f41460d27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:30.992147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041484/publication.md
observed bc1b878c4346e0b9e8d72fccdf446b4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:30.974320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041484/publication.txt
observed 3dd44790060a04f2f490fce1655a6cbc...
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.