OpenTechnical

OT-2026-000025476

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000025476) never changes.

Identity and time

Publication numberOT-2026-000025476 · never reused
Internal UUID01a0ae71-5fa8-7bc1-bd20-bf88324ca4e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025476
StatusPUBLIC

Content hashes

Canonical textc8bb271426d24352e28ab36468ca7642e6ca5cc9cd26bb22389cd7179855faa2
Markdownfedc9f27b3382c266c9a872947c1d4d78c4f8ede72e1592d7906bace674f35d7
PDF
Publication pagef0319da86f3dc4c906e4898dfb7ad108728587424975d60116b5474b2bf88f7a
Manifest29a2cb1101f4c931940b5925408cd45988cb18d74d4283d50ca11a7d284d9316

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
SignaturentrHnPBzJkKdvgQRCIValBoj+uy4qSuSSJb0Z9tIgnVbfpeHBwHBl2W16K6bVynHSPgD8W5JpayuG9qXhJFJCg==
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

2026-09-17T11:47:33.970300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025476
observed f0319da86f3dc4c906e4898dfb7ad108...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:33.952901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025476/manifest.json
observed 29a2cb1101f4c931940b5925408cd459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:33.935254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025476/publication.md
observed fedc9f27b3382c266c9a872947c1d4d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:33.917158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025476/publication.txt
observed c8bb271426d24352e28ab36468ca7642...
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.