OpenTechnical

OT-2026-000020958

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000020958) never changes.

Identity and time

Publication numberOT-2026-000020958 · never reused
Internal UUID01a0ae6f-65e4-7f4a-8076-d0cb37fc4e71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:31.316024Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020958
StatusPUBLIC

Content hashes

Canonical textbcc4f5f751ad0fbd2004b67c5ca8d11f3868dfdedc733cfc9bf4ef255c5c3f9d
Markdown564dfef05b86e6651732921b4f63bdb119b65d5eab576ce2603cd463f7ebe938
PDF
Publication pagecf05581658d5f3a3df5379b2148feff832c3eaa357692c31e7a57c386a27b906
Manifest3fb6f9ffdd34c123ea05ad5ce89b6a2360dc2e31ad13121f32a77458add9cae8

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
SignatureAVSQeYm1FvkaokICtGmrmNqVUz47ddfdisD2I/q24Z4qDxA8brSeYrLmIgCUo0RWD5gjEPCbBNA+wgLGxpDWAw==
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

2026-09-17T11:56:04.370116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020958
observed cf05581658d5f3a3df5379b2148feff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:04.350537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020958/manifest.json
observed 3fb6f9ffdd34c123ea05ad5ce89b6a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:04.333278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020958/publication.md
observed 564dfef05b86e6651732921b4f63bdb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:56:04.316208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020958/publication.txt
observed bcc4f5f751ad0fbd2004b67c5ca8d11f...
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.