OpenTechnical

OT-2026-000007559

Publication integrity record

Foam pad vacuum gripper, single stage ejector, 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-2026-000007559) never changes.

Identity and time

Publication numberOT-2026-000007559 · never reused
Internal UUID01a0ae62-4df7-7575-8876-050a5fdda655 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007559
StatusPUBLIC

Content hashes

Canonical text53073d4bccfd57a348d4f615ccd1d3664fcc0231c9c2f082a24f73f57d3131e6
Markdown0ad259eb5ea2cfffdcf6829ac72f0ab2208c877d40ee6a07435d7e06862fbfb2
PDF
Publication page18bfea7b98dca05b90490eb365712283eaa7ae26ee6ab16a348b6049e690f0d9
Manifeste0014324a76bcac4e6ef6af319a99ee5c314f9a0c0629b4886ea6a25a452b227

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
SignaturedTeavRxrjEK9l0uqG5C3Yl8xa832cU41SWPrcdPXxR4Uj9dV1SyU78Ma5Cm+gpbiisl5HwExOb+zGB8R7uDUBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:24.297738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007559
observed 18bfea7b98dca05b90490eb365712283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.279773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007559/manifest.json
observed e0014324a76bcac4e6ef6af319a99ee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.263303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007559/publication.md
observed 0ad259eb5ea2cfffdcf6829ac72f0ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:24.247086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007559/publication.txt
observed 53073d4bccfd57a348d4f615ccd1d366...
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.