OpenTechnical

OT-2026-000046780

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000046780) never changes.

Identity and time

Publication numberOT-2026-000046780 · never reused
Internal UUID01a0ae7e-d0f4-7725-b0e3-f2066c98ac1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046780
StatusPUBLIC

Content hashes

Canonical text4c38df76a527b54eda4a72b78188fa6cec5084329b06e5d0aee011d41776b58c
Markdown827e74032413f0ed56c7349b8e68aec232551a2227bad2dad1bf57cd9e3a6c3a
PDF
Publication page956c9cce0a2b518bf4ff452caec57b97162045feb3b08619d5e29c849ea8dbe0
Manifest54a6eb36b9e3ae17c86cbfa898b8e0e311402ce409136fc77d66202c5ef94ab5

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
SignaturebeA4ZpE0uy7u/A4zVxHEeAupzynbDHc0auZZQ9eP/r5Stege0cr9LPvQCDAtz89OahuZHpNoUEG0eNNZtdmaCA==
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

2026-09-17T11:06:51.214357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046780
observed 956c9cce0a2b518bf4ff452caec57b97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:51.196795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046780/manifest.json
observed 54a6eb36b9e3ae17c86cbfa898b8e0e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:51.180322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046780/publication.md
observed 827e74032413f0ed56c7349b8e68aec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:51.162190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046780/publication.txt
observed 4c38df76a527b54eda4a72b78188fa6c...
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.