OpenTechnical

OT-2026-000016313

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000016313) never changes.

Identity and time

Publication numberOT-2026-000016313 · never reused
Internal UUID01a0ae6e-2d12-79dd-9d70-9de4ab1bb8ca · 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-2026-000016313
StatusPUBLIC

Content hashes

Canonical textd300b36bd2549bbfefd29d7ce61dceb6dd32ebc4847c4390a6c5413a10bbe3e7
Markdowncdc1b98841a68a845222289fc365cee481a4d96fd3358c467d081d62064298c5
PDF
Publication pagef70393f5208039f3d322a2f089f28a0cdc5da6260914846e68b67fb2c6cb31d0
Manifest6088dd3ed4197ba2dac251686f8aa1ea971d5698aa3dcad63d4c03d146b7d20d

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
SignatureWEdihYFqWKy28GsrUzDZQeYGrle51QiTT35sQMMpxqcRsZbGQp5h5VF8EZQpmcOSHYVyAUb2Uj5xNmnMeLX1Dw==
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

2026-09-17T12:03:48.742418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016313
observed f70393f5208039f3d322a2f089f28a0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.722804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016313/manifest.json
observed 6088dd3ed4197ba2dac251686f8aa1ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.702875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016313/publication.md
observed cdc1b98841a68a845222289fc365cee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.683518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016313/publication.txt
observed d300b36bd2549bbfefd29d7ce61dceb6...
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.