OpenTechnical

OT-2026-000035843

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000035843) never changes.

Identity and time

Publication numberOT-2026-000035843 · never reused
Internal UUID01a0ae76-b4c9-78c8-8c6f-46635cf6eacc · 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-2026-000035843
StatusPUBLIC

Content hashes

Canonical textba93e0a410348a05978b0a0ffcf84a65c2a610db71a3ae37bb57367cef4de471
Markdown29bf5fd9deff333955e58ecc1f7566ec93f914b3c7ec959b447f3b15e767ae16
PDF
Publication page02f7a73a37b8308d574cf1ba04f20fd81315adbe0f7000c9d3128b0028773c0b
Manifeste7049c344d609bc16d962048e673b7082b6ebeb88cfe4162521d14b0e24512d9

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
Signature86syzpZqiW+VTMKesUjWp7S6ky7PuTFJyfmqPIB+dIUSkkEh6smtHpB4FSShEMIBNSQRJIIfps/jwBctElfcCA==
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

2026-09-17T11:27:34.077653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035843
observed 02f7a73a37b8308d574cf1ba04f20fd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.060768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035843/manifest.json
observed e7049c344d609bc16d962048e673b708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.044286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035843/publication.md
observed 29bf5fd9deff333955e58ecc1f7566ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:34.027349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035843/publication.txt
observed ba93e0a410348a05978b0a0ffcf84a65...
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.