OpenTechnical

OT-2026-000016256

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000016256) never changes.

Identity and time

Publication numberOT-2026-000016256 · never reused
Internal UUID01a0ae6e-2d11-74b9-8bf2-6f547fd784cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016256
StatusPUBLIC

Content hashes

Canonical textd0c85743d67c7fc356907e3850c2b7a05a0470e13e4c29a1e390042282765338
Markdown7e453a58722fba65b78a19a7e8352544f3ef2eae2f110aa69839ec4565aa685b
PDF
Publication pagef793b1bb7bf6c2b47eeb60af472a17f6277d54ab269e51bae05ca210ea3d3ead
Manifestf48adf7c95e61654844e5090e5736e7efc4b9b44c5fd84c38d01c0722114a12b

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
SignaturehMkGWktdOFohSR81ltOq1GvfixEHUwHsnG4pcXl1MRNIBAf0MRJa7B1/lUmulOHTlNQ7C5rF8EJ/tjUR7zs7Bw==
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

2026-09-17T12:03:43.780682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016256
observed f793b1bb7bf6c2b47eeb60af472a17f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.763301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016256/manifest.json
observed f48adf7c95e61654844e5090e5736e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.745879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016256/publication.md
observed 7e453a58722fba65b78a19a7e8352544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.727878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016256/publication.txt
observed d0c85743d67c7fc356907e3850c2b7a0...
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.