OpenTechnical

OT-2026-000010674

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, 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-2026-000010674) never changes.

Identity and time

Publication numberOT-2026-000010674 · never reused
Internal UUID01a0ae6c-0ee8-7fa8-a1ea-4589cf7b7f57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010674
StatusPUBLIC

Content hashes

Canonical text8589802bee7720ab2736c30252236bf5939bb3af7e394f687e24e9814f3aa804
Markdown7bbe2161daffab324221e9a2d6c227492038336604f7f32bbe298c888d93612d
PDF
Publication pagea949cc28b21dd5d6f612d3b645200f71704bccf7c524a4273bf5bfc66d63f11f
Manifest0009a29d5848b2b77f7445313f1a97434b26b1f46ba37202101a8dcf3f8f98c7

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
SignatureX5dAXoHLdOXV6TETsKQZAAx9ajzfFk08Ycpet4B5JQLHGbp2r9Sk329pvc2BikscWVgXLjkV0lOh1SJr0WxTAQ==
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

2026-09-17T12:14:53.016670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010674
observed a949cc28b21dd5d6f612d3b645200f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.997188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010674/manifest.json
observed 0009a29d5848b2b77f7445313f1a9743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.976037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010674/publication.md
observed 7bbe2161daffab324221e9a2d6c22749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.957304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010674/publication.txt
observed 8589802bee7720ab2736c30252236bf5...
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.