OpenTechnical

OT-2026-000104359

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, 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-2026-000104359) never changes.

Identity and time

Publication numberOT-2026-000104359 · never reused
Internal UUID01a0aea5-3421-7611-86a9-0e53b077ea01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104359
StatusPUBLIC

Content hashes

Canonical textac2299d00b6f0c49f1b22facf589a6b26c50cfc66e420f4f6bf385b9ef2d249b
Markdown4e63ed4003cdcb195fe80ef20acb219869b6cff1386d497ef8f118993f87e9f3
PDF
Publication page9efcadfa3ab104912b0aaba1bd45d373c9068a077c9e259b0441313165043c4b
Manifestbf6d5f9818bf1e1415b8e909cfdc02014a8aa0c6697dfdef7f94dcc4e6ae30c1

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
SignatureNTebNOBuwB3nCRDIktaWObS+4Simx5+XSygGwcRA8flXN/4Byh29KZTYjeSq7YdyPFWgN12TiBAW9wiUsNPnCA==
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

2026-09-17T09:21:37.072021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104359
observed 9efcadfa3ab104912b0aaba1bd45d373...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:37.054675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104359/manifest.json
observed bf6d5f9818bf1e1415b8e909cfdc0201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:37.037481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104359/publication.md
observed 4e63ed4003cdcb195fe80ef20acb2198...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:37.019635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104359/publication.txt
observed ac2299d00b6f0c49f1b22facf589a6b2...
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.