OpenTechnical

OT-2026-000027584

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained 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-2026-000027584) never changes.

Identity and time

Publication numberOT-2026-000027584 · never reused
Internal UUID01a0ae72-6999-7b0f-b240-6fff453d981e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027584
StatusPUBLIC

Content hashes

Canonical text87ea6ecc871cce8ed31404f3102b2b085b550814b46fe79dc70407d9157d4774
Markdown1255591691a79822349800a76c23edaf5dd833ac9dbd3a731ab1d77e2d22ded5
PDF
Publication page6116350c285f745ca3a8e69c9ee400b75c61b86de4a970df46edebeef913da9c
Manifest0730ea8e777411360e4301152ac551925cce55baea4572976903ae0e4cb72868

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
SignatureVSJGqIUc/kxl3HlupwC5tMJM+ZtWdwtvR1/AHK6qUWWOjAbourrxJEbw7QDRistlxue/m4QC5GPTFakB4HqPAw==
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

2026-09-17T11:43:04.752716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027584
observed 6116350c285f745ca3a8e69c9ee400b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.736610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027584/manifest.json
observed 0730ea8e777411360e4301152ac55192...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.721032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027584/publication.md
observed 1255591691a79822349800a76c23edaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:04.706215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027584/publication.txt
observed 87ea6ecc871cce8ed31404f3102b2b08...
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.