OpenTechnical

OT-2026-000035863

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000035863) never changes.

Identity and time

Publication numberOT-2026-000035863 · never reused
Internal UUID01a0ae76-b4c9-78a0-b30a-c692d22a1ddd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035863
StatusPUBLIC

Content hashes

Canonical textd4957503ad58a5094e1698e8c085bb53a8df33dc5dcba3789b3456b2f84f1157
Markdown82e7aae8043005c3bbdc429abce32114b75459a92b4f72f8cd23abb6946addd2
PDF
Publication paged9cc71fb086f1e72b89f580ffbb7217f24592e0a8a4a95970ee08609d215878c
Manifestdcf45b83604a707f8059c9427727f648261c11ce6a356f718de6dc105007b80c

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
Signature1dYuDCWTWgdCno5tS7HA6+APjFFAb34v2fp3n4VyffrNXhK5D3PIEf44U9/Nx1vAm2v/sbFzBhiYhGmOcRXgBA==
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

2026-09-17T11:27:36.093645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035863
observed d9cc71fb086f1e72b89f580ffbb7217f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.074508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035863/manifest.json
observed dcf45b83604a707f8059c9427727f648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.051013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035863/publication.md
observed 82e7aae8043005c3bbdc429abce32114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:36.033423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035863/publication.txt
observed d4957503ad58a5094e1698e8c085bb53...
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.