OpenTechnical

OT-2026-000025240

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, manifold 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-2026-000025240) never changes.

Identity and time

Publication numberOT-2026-000025240 · never reused
Internal UUID01a0ae71-5fa6-7963-b7ae-3dd209f4540d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025240
StatusPUBLIC

Content hashes

Canonical textd1edb7f2648db344e740eac5e1c5e5cdd79cd23037f70c536d5ee4215bbb608f
Markdown0d7965fe4319a27e46d6927b8fdbd7cf9e947334b6b989b6a9118b28bbfbb591
PDF
Publication page7d57c38b8a6b3e7f9acd362b5c2e1d75073cef51b7326a8b5c2922eb2eb651f5
Manifeste8abf05f2a62667b67261007eca582053473c596dc4a7a4380946ef7b4eec0da

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
SignatureB3cDZqYB2YebRRPR6CkDSyyn4AcCp9E/KB0wwjw1V+6yJ1rux/eUrKbCw6DXVA+e14txG3R8WFc0IBWnLqU0Ag==
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

2026-09-17T11:47:14.864772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025240
observed 7d57c38b8a6b3e7f9acd362b5c2e1d75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.847958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025240/manifest.json
observed e8abf05f2a62667b67261007eca58205...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.831109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025240/publication.md
observed 0d7965fe4319a27e46d6927b8fdbd7cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.813970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025240/publication.txt
observed d1edb7f2648db344e740eac5e1c5e5cd...
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.