OpenTechnical

OT-2026-000014609

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000014609) never changes.

Identity and time

Publication numberOT-2026-000014609 · never reused
Internal UUID01a0ae6d-d092-74dc-bd68-a0836b885805 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014609
StatusPUBLIC

Content hashes

Canonical textdba1e5ff82cbdcf3d7c86e0946892a8c20e6cb2c59c36616924e5b9cead8b562
Markdownc47eb7c807eeda840e94dbe471b97e137fdccf0655afdff6084937311c8f00e5
PDF
Publication page3e0ba0c91e3c1eb5bf83f26a5657a135fb55a7668c04f9515bacc591cb770d8e
Manifestc90b6987c235e3cddf3b5e97676d6d2bc4ae236c397cc2963af4e69d4ea721f5

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
SignatureVUmpH3fRU7iNFhODdQKGmBOSiGMjVhUJY/QPyFYQiQRfhfj7ZHnZNe8M5aN4TbSxBipJcUZejw57L8s2jHy6Dw==
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

2026-09-17T12:06:25.017619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014609
observed 3e0ba0c91e3c1eb5bf83f26a5657a135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.996743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014609/manifest.json
observed c90b6987c235e3cddf3b5e97676d6d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.977368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014609/publication.md
observed c47eb7c807eeda840e94dbe471b97e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.958318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014609/publication.txt
observed dba1e5ff82cbdcf3d7c86e0946892a8c...
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.