OpenTechnical

OT-2026-000062582

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, vented after 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-2026-000062582) never changes.

Identity and time

Publication numberOT-2026-000062582 · never reused
Internal UUID01a0ae8c-0ac1-7e45-a612-4f825e5c297c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062582
StatusPUBLIC

Content hashes

Canonical textd30ce9d36a853d83b42f09c537ab3c1d2a6eebc581c01faf468bf75fc8ae3d3c
Markdown650b59bf6fa17d79ca104e4b954a4a6a15e7818fbae1b14c5dbc6f490e381eb0
PDF
Publication pagef0b6295f598d3b556b094d5b921e027946b5d4b3475633d769d23bf34b44ed58
Manifest490a2ef3c88c8d86914690f2a9cf4fc51dcedff20feb78f1b78701511fb68f7e

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
SignatureFizfVSlGd6+RbvsJn+WPdxanWEtjBa9KrJBc8qd6uGgiErkXF7i2ARkw5Vj+Pk0YsS15amVOtNSpFJSLW96rBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:04.311519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062582
observed f0b6295f598d3b556b094d5b921e0279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.290145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062582/manifest.json
observed 490a2ef3c88c8d86914690f2a9cf4fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.266688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062582/publication.md
observed 650b59bf6fa17d79ca104e4b954a4a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:04.244558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062582/publication.txt
observed d30ce9d36a853d83b42f09c537ab3c1d...
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.