OpenTechnical

OT-2026-000010853

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, vented after 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-2026-000010853) never changes.

Identity and time

Publication numberOT-2026-000010853 · never reused
Internal UUID01a0ae6c-540d-7d99-9bab-208c1b3b00a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010853
StatusPUBLIC

Content hashes

Canonical text86029d64fc1e7e1ae2cfb494434452879326d759e19e9818b38df62656e125ec
Markdownd83292205657ced9db1eaba2844d6efabcd87626bcb4cbabf3b0d1113d417972
PDF
Publication pagea48c575160ac68d63ee5c906927a039f08018a2a3d4cb33acc17200744c58b0c
Manifest25af6c36c89488c396a1860ed8f79222cd1d6c85cc0292e0dc58899aa2393b87

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
Signature+yH9M41EhklERn3+UCTlRb4P1X/pqJryKnBYag/s7icABXMrW73KGeKcbE5Y7QC3aelJf55p5CXRCJel+FYUDQ==
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

2026-09-17T12:13:36.731411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010853
observed a48c575160ac68d63ee5c906927a039f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.712976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010853/manifest.json
observed 25af6c36c89488c396a1860ed8f79222...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.692705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010853/publication.md
observed d83292205657ced9db1eaba2844d6efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.674448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010853/publication.txt
observed 86029d64fc1e7e1ae2cfb49443445287...
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.