OpenTechnical

OT-2026-000040743

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, 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-2026-000040743) never changes.

Identity and time

Publication numberOT-2026-000040743 · never reused
Internal UUID01a0ae79-6d0f-75c2-b976-c26ce0ff2d3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040743
StatusPUBLIC

Content hashes

Canonical text633de74938a7ad60268d6acccb4a042f353051ad6b6099ccf250f7e2fa5c323d
Markdown536d13d1604c062d3e2777f4bde14a37ab4f0bddfcd1dce900d60825270aa090
PDF
Publication page2ab575b3ba6e599145ca2a85592f649a72c6a3ae3559bb43db1caf22d6ada169
Manifest736ad0208aab4d89a8263b04c26d7143c94298fcbdbf0047ed4eb43da33bb91b

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
Signature+2OJs8Zr7vs5pHpiwv4OPB2lNNUmjjX4HWBcKY5cZhoJ4SQA8E2ztJSE6yQ/w34vy/YHvDKfm7hh5EMeqHiNAQ==
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

2026-09-17T11:18:01.076278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040743
observed 2ab575b3ba6e599145ca2a85592f649a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:01.058510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040743/manifest.json
observed 736ad0208aab4d89a8263b04c26d7143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:01.022723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040743/publication.md
observed 536d13d1604c062d3e2777f4bde14a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.984333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040743/publication.txt
observed 633de74938a7ad60268d6acccb4a042f...
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.