OpenTechnical

OT-2026-000065509

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000065509) never changes.

Identity and time

Publication numberOT-2026-000065509 · never reused
Internal UUID01a0ae8e-46f9-7773-aaa7-4edf93fdffc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065509
StatusPUBLIC

Content hashes

Canonical text8511d13eaa878275465139660e763f56594e5ca267438b76c6407e43135a3736
Markdown25e8b3252f208d33bc4831e4d67921d79f8ea0fef61f9c0ae6dd8cbf2f276780
PDF
Publication page1bec34359026c83b9d62ce2aaf7438ae456e835c132ae60df5ae1e82ebc6b1e6
Manifesta0a0b1ea71893d8e53de3adbb6fa9cc80929023d16f967f98853cdcda9b56785

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
SignatureGGScGJiuQk7nTXzCm00qmk3SLcw19qL6QO4Zk/wu7VVheb+81enNvVrpovtdnu0yqETcLXFZ1GYlJsN6DkztCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:48.186742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065509
observed 1bec34359026c83b9d62ce2aaf7438ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:48.169642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065509/manifest.json
observed a0a0b1ea71893d8e53de3adbb6fa9cc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:48.151359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065509/publication.md
observed 25e8b3252f208d33bc4831e4d67921d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:48.135425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065509/publication.txt
observed 8511d13eaa878275465139660e763f56...
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.