OpenTechnical

OT-2026-000036888

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000036888) never changes.

Identity and time

Publication numberOT-2026-000036888 · never reused
Internal UUID01a0ae77-773f-7ef7-b93e-2c889c010d24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036888
StatusPUBLIC

Content hashes

Canonical text594c6f75f49635cc70dcc4835872f1c7194d20fed2a65b27f3e4845806dcb79c
Markdown7d6037778094b643e91ee85b164ee63805828fc5580fee33e78f659f7c44d480
PDF
Publication page1ebe72be377b8561cd4fcdce79a26c0c7263f46b371bcacf78344fac46126a68
Manifest6153cef986f159d1da45377cf81aedd1516d7f2bc8ef62ded0101ee40a32c156

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
SignatureFHxEwi8GBbgOzBypo1p7+U9IVHfwsGLKtcZPJz9CdN3hAaEp5wZISiObRnNLHOT7f3s0K767kVJ3p6ZKDdhwBA==
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

2026-09-17T11:24:31.459171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036888
observed 1ebe72be377b8561cd4fcdce79a26c0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.441744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036888/manifest.json
observed 6153cef986f159d1da45377cf81aedd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.426304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036888/publication.md
observed 7d6037778094b643e91ee85b164ee638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:31.409416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036888/publication.txt
observed 594c6f75f49635cc70dcc4835872f1c7...
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.