OpenTechnical

OT-2026-000036953

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000036953) never changes.

Identity and time

Publication numberOT-2026-000036953 · never reused
Internal UUID01a0ae77-773f-758a-afae-ff5cec915af3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036953
StatusPUBLIC

Content hashes

Canonical textb1b9889fe9d5bd79103cbf26ac36ddf0a7697024802356179b19c39d2af26d1b
Markdown8285334e49c25da8cce5f961c6a932107a8159418059f3291e874e23cca13bd9
PDF
Publication page89e9782f393b214dcc687bb8fa2ddc23f93615e3ad3c64b7c40d4ee8f8d60582
Manifest36065b0e9b8a0ff0489c8deeca6305afd0d8acb650a39fb3c922905d0082bd87

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
SignatureopuGzR1+T+admaXHoGVlDqbu0g2YWLEZlPEyVXpqOszEphD/iSfhHWUHMQW94GhlE1xDrkCLt8zhXUrAnhpQCg==
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

2026-09-17T11:24:36.334825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036953
observed 89e9782f393b214dcc687bb8fa2ddc23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:36.319012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036953/manifest.json
observed 36065b0e9b8a0ff0489c8deeca6305af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:36.301659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036953/publication.md
observed 8285334e49c25da8cce5f961c6a93210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:36.281961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036953/publication.txt
observed b1b9889fe9d5bd79103cbf26ac36ddf0...
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.