OpenTechnical

OT-2026-000025924

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000025924) never changes.

Identity and time

Publication numberOT-2026-000025924 · never reused
Internal UUID01a0ae71-a83f-7448-a8cf-335208cd92ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025924
StatusPUBLIC

Content hashes

Canonical text919cea2bb293dd813f3961d71057a1a60a0bac8826a9af9ac53f709d74aa2278
Markdown21c478e34b1f2d3357cbfd5eb8a681744d0285ca58afbe937596caab92a56cf6
PDF
Publication page57d9a80cf7e2515b955cb7f20b09ffe0246c39ebbdf5b91d990695dac7f570d2
Manifest795397654640420f4c3c8e944e8213595958c9893b608101e3b40bc2be74285f

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
SignatureFYIbjrdIrQyU3nZhv+yLe+dm62dKjs18F+miU+TrUsDmeJgwbJ9eAgg/gMD9VwYx9q3TkVNFlcM5p+pnZ4iQAA==
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

2026-09-17T11:46:16.832354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025924
observed 57d9a80cf7e2515b955cb7f20b09ffe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.814714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025924/manifest.json
observed 795397654640420f4c3c8e944e821359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.796622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025924/publication.md
observed 21c478e34b1f2d3357cbfd5eb8a68174...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:16.777139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025924/publication.txt
observed 919cea2bb293dd813f3961d71057a1a6...
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.