OpenTechnical

OT-2026-000019986

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000019986) never changes.

Identity and time

Publication numberOT-2026-000019986 · never reused
Internal UUID01a0ae6f-1fb7-724c-9f26-817a6204747c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019986
StatusPUBLIC

Content hashes

Canonical textf2950d7fc6152ec455f74f924987751d08313d1a40fee4425ea4659b9d26cc15
Markdownb03ca917051d125c123e36bc477eeb760bed69228638a103ff8094a7272e56c4
PDF
Publication page8726403cb6f289b8f26bebdc7834295dacefe754e5d4d078468d462129682d82
Manifest24e0b8708260e3654b868dd8970124890233d0b9f3710ac4f98580c23e9f8986

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
SignatureTectX+4V26IU+w/A6MLr0kJIQr47XhmrVuZv/B8AXGgsgwrQe5hyZvKpKSDtt5Qwutm8JoLRYcNgK/r7wA/uBQ==
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

2026-09-17T11:58:13.629921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019986
observed 8726403cb6f289b8f26bebdc7834295d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:13.611998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019986/manifest.json
observed 24e0b8708260e3654b868dd897012489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:13.594601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019986/publication.md
observed b03ca917051d125c123e36bc477eeb76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:13.577295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019986/publication.txt
observed f2950d7fc6152ec455f74f924987751d...
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.