OpenTechnical

OT-2026-000071698

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000071698) never changes.

Identity and time

Publication numberOT-2026-000071698 · never reused
Internal UUID01a0ae92-1e91-7b21-88f6-40e57930a158 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071698
StatusPUBLIC

Content hashes

Canonical textc01f870d63a565e82580ae55d359ca72d9671ae0c5af82f96d996f573f9178a7
Markdowncfb0f856d7f3b401cb340fd30c13161d3f32d03c40203330424d1d96dc4dde29
PDF
Publication page187266d171bf5203a4f2009a78cb2be7d4836e73fb867258fd3c74c31ea623cb
Manifestf4297259edae307691c39da86ad87f1b35fba6c14b885f90c556aaeaffb6b7ad

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
SignatureNdMAus9hGiVF4ivV0nvr7dvqhsunFzMu80mx5/4zd/U/yoJODWqhwd9DLNQAgeibrTvSkFv4YGqjAJFluW4iDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:45.631977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071698
observed 187266d171bf5203a4f2009a78cb2be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:45.604518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071698/manifest.json
observed f4297259edae307691c39da86ad87f1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:45.579162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071698/publication.md
observed cfb0f856d7f3b401cb340fd30c13161d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:45.554539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071698/publication.txt
observed c01f870d63a565e82580ae55d359ca72...
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.