OpenTechnical

OT-2026-000013336

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000013336) never changes.

Identity and time

Publication numberOT-2026-000013336 · never reused
Internal UUID01a0ae6d-6fc9-73bf-b3b3-c50401444906 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013336
StatusPUBLIC

Content hashes

Canonical texta07de41cfc3c236872b99b334b84c6e0243fe03f7bee0807fa220e83fcbe81cb
Markdown1a0d78b214cc166df6e7f6947758cad728637db1a8ba37eec60de63d1dd1e88d
PDF
Publication page58d9126d58f86ce5012a4acc8dfacb33a3b826b47f63a07617329ff9407696d2
Manifestc9cc27538ee42fb66cb7e8198fbc75972a9d439a13232ce190dfc27bc9b42c89

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
Signatureabow6QDao9XqzJEH4lhZmuroUSF66ELkMpQfXBB76G0lhWAurBgVIrVzdS/9SHBNlO3Ofp16K34UwhXQcjACDw==
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

2026-09-17T12:09:46.692850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013336
observed 58d9126d58f86ce5012a4acc8dfacb33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.675208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013336/manifest.json
observed c9cc27538ee42fb66cb7e8198fbc7597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.633813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013336/publication.md
observed 1a0d78b214cc166df6e7f6947758cad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.591680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013336/publication.txt
observed a07de41cfc3c236872b99b334b84c6e0...
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.