OpenTechnical

OT-2026-000017516

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000017516) never changes.

Identity and time

Publication numberOT-2026-000017516 · never reused
Internal UUID01a0ae6e-76ca-73d5-9fa2-cba267bc937e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017516
StatusPUBLIC

Content hashes

Canonical textc881047650dc18d7d7de8642fec9e7d92a2b265cc0a53468b8c4bd774cbe276c
Markdown63b1fac5b314f0736962c5489cb8f3aca68c5d40d7d7b04edd1d4bc85a946ffc
PDF
Publication page1e66997656e1308d93a892c5232bb4f90e05fa42dbec04e484e9dee8a475a1a2
Manifesta50d4e35ec2d4b126f9a56657c1bcaf1fd71fdd57dcf7d964d93ebd51ac1850b

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
SignaturemuWR8nQk8E2wYYuN/35M5X0o0E7beE+Ec+a4KwBkPMW09wrmbNCS9GCTF0jgwc9NDt7II0SQTl8qNQyx3HgxCg==
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

2026-09-17T12:02:40.402848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017516
observed 1e66997656e1308d93a892c5232bb4f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:40.387179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017516/manifest.json
observed a50d4e35ec2d4b126f9a56657c1bcaf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:40.371633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017516/publication.md
observed 63b1fac5b314f0736962c5489cb8f3ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:40.354689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017516/publication.txt
observed c881047650dc18d7d7de8642fec9e7d9...
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.