OpenTechnical

OT-2026-000010630

Publication integrity record

Foam pad vacuum gripper, four zone face, pump fed, pulsed blow-off 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-2026-000010630) never changes.

Identity and time

Publication numberOT-2026-000010630 · never reused
Internal UUID01a0ae6c-0ee8-771c-983e-92a3b2213474 · 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-2026-000010630
StatusPUBLIC

Content hashes

Canonical text5c6b2ae827cca8207f58588c22926f56574ae52d608ee7031d4683e69c47ea7f
Markdowndd8abb99964a094324ea149746be4d18f19295414af43b43def76c007b0811b4
PDF
Publication page7ddcd278cf879bd08d075014b4f4f873d50db356ec429a58ca6718637edc75c2
Manifest5c4a3bd0699c40f744f044337c4f0cc77c2f4d5f3a34d653726a7854b976a685

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
Signature28Ayw/xo9ZP3ZtTY/6aWAj3ZlHUd6Ct/1FeVThUlOMDmXxfgk9CnzSPeO4tYQ/nPQzYdW17hgAabvB3OR5d2Dw==
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

2026-09-17T12:14:49.591308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010630
observed 7ddcd278cf879bd08d075014b4f4f873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:49.572008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010630/manifest.json
observed 5c4a3bd0699c40f744f044337c4f0cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:49.554186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010630/publication.md
observed dd8abb99964a094324ea149746be4d18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:49.535276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010630/publication.txt
observed 5c6b2ae827cca8207f58588c22926f56...
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.