OpenTechnical

OT-2026-000016141

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000016141) never changes.

Identity and time

Publication numberOT-2026-000016141 · never reused
Internal UUID01a0ae6e-2d10-7a72-8e62-fb5f7e39f851 · 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-2026-000016141
StatusPUBLIC

Content hashes

Canonical textbca24a5aa15e86ddf4c74ac3c3e62f240bc1c20305be7619c25f0a35b0380fa4
Markdown4fc1d4900a4c835f07ad0cd391a2064117d5f929d61578b296db50b176073556
PDF
Publication page64f1ba0971b4616e4ff9f7d3aef2fb95e0e8259d6ae49764f9ad3ad3779749ce
Manifesta6f26dbc61245fcce077c02becc4b0e4fdc9c77fc30d9b554083727241b342dc

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
SignaturejyQW5hB50GkFhBSnuqH1GuFHqNRQkl6FpafnHBLumXpn0TeADBOmt7eiBpO+yEWkUOkUI/VhXmLcBIjUfYvDBA==
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

2026-09-17T12:03:34.736768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016141
observed 64f1ba0971b4616e4ff9f7d3aef2fb95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.719684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016141/manifest.json
observed a6f26dbc61245fcce077c02becc4b0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.701811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016141/publication.md
observed 4fc1d4900a4c835f07ad0cd391a20641...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:34.683310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016141/publication.txt
observed bca24a5aa15e86ddf4c74ac3c3e62f24...
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.