OpenTechnical

OT-2026-000010643

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000010643) never changes.

Identity and time

Publication numberOT-2026-000010643 · never reused
Internal UUID01a0ae6c-0ee8-7ff5-8d8c-f597019bd14c · 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-2026-000010643
StatusPUBLIC

Content hashes

Canonical textd17c737e574d7fb3a06c148b7168183e60ed9f1c7eccbc5b6eee14a1c18d30a6
Markdowne0cccc9b4cd4c979f201d5c80b8029dae1b8df4fa4576967dd0d061f45ab08e6
PDF
Publication page4701875257cc3ac8510afc097648b321ee940bc09f8d822422a600d730ad7b8e
Manifest4fec20639463af3239f0dff7976bb62f7aec19c48ae968dcfe134c67e80815f4

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
SignatureXIvU+URMt7zV7HrgMWUhc6zNwZ10l63jVpr01AkMQ3lMwPC/+OqD2SmRNcvLf6qeRu+GUob0gBjFeTvBGj/+Dg==
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

2026-09-17T12:14:50.517549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010643
observed 4701875257cc3ac8510afc097648b321...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:50.499989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010643/manifest.json
observed 4fec20639463af3239f0dff7976bb62f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:50.481122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010643/publication.md
observed e0cccc9b4cd4c979f201d5c80b8029da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:50.462684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010643/publication.txt
observed d17c737e574d7fb3a06c148b7168183e...
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.