OpenTechnical

OT-2026-000035439

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035439) never changes.

Identity and time

Publication numberOT-2026-000035439 · never reused
Internal UUID01a0ae76-6a20-774e-ba21-065524bf1027 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035439
StatusPUBLIC

Content hashes

Canonical text86449600c2822f57730005bce83a7468aa70dfe887a0fcba326fb7584904c673
Markdown581288f82097338c50a4e1378d99adf46f5a73b1fc934ccd5597b94c5ea582da
PDF
Publication page2de688e8ae9b9ab3a8752d32eb80f5808d3d18c393d7c17701afe28e9dde1d36
Manifest6c2431982e2dcad6718ed61ca91e6a2a1b597217de450c0936e8ae17b1706a6b

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
SignatureauMswf/DI4qlPUuNWquJDIZ2I65tOu8/5A8HonuSNu53QbfNFGqMOo2NGrWb+8a3X2OmnQYuZKqKiEJRaYFNBA==
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

2026-09-17T11:28:45.275050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035439
observed 2de688e8ae9b9ab3a8752d32eb80f580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.254055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035439/manifest.json
observed 6c2431982e2dcad6718ed61ca91e6a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.231975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035439/publication.md
observed 581288f82097338c50a4e1378d99adf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:45.208716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035439/publication.txt
observed 86449600c2822f57730005bce83a7468...
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.