OpenTechnical

OT-2026-000041119

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000041119) never changes.

Identity and time

Publication numberOT-2026-000041119 · never reused
Internal UUID01a0ae79-b142-782f-a850-f644157330ed · 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-2026-000041119
StatusPUBLIC

Content hashes

Canonical text6ef8b828054f3b071698afad90cc514df7a75e25a21fade5578b9440bbd1a25c
Markdown3184535f5644ff65dd92b173c2541ecf681f14420a9f1669a00fb8ca4b2f4f73
PDF
Publication pagebaab2033ff9def7822195427f8701fd1076c463c5bc68958532a2a81c342a9b0
Manifest831d3afc3c363a2593ce2d142d5587a84ab9fcc31567e8eb8c9ad9f3cff9f024

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
SignatureD1evg4y0J6jr9lkS9CwuthfhmsRUif7K+By1GNSzeSCMol4b4YOR3tJHPBuAkGcuVLBvBTPeQFDUqhNODdvfCA==
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

2026-09-17T11:17:03.211854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041119
observed baab2033ff9def7822195427f8701fd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:03.194945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041119/manifest.json
observed 831d3afc3c363a2593ce2d142d5587a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:03.176189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041119/publication.md
observed 3184535f5644ff65dd92b173c2541ecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:03.125050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041119/publication.txt
observed 6ef8b828054f3b071698afad90cc514d...
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.