OpenTechnical

OT-2026-000099868

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000099868) never changes.

Identity and time

Publication numberOT-2026-000099868 · never reused
Internal UUID01a0aea3-1473-7b4a-8f4d-b2b1e4848e95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099868
StatusPUBLIC

Content hashes

Canonical text6826d0ec57482cd87150a6aaee7c0c5def10413926b8254cba4b0cbebff5e73f
Markdown53407a198bac822815597efb5f57d8e917a45efe57213893ba902d6de665b50e
PDF
Publication pagefd5efafe9674acde768da8893ee4e56ff444a2085e52e86513daa8114a1f5c8a
Manifest6c9ce8dfde95062a2e5a1d63894d59f58fbd86f1da6744cc1efd338c3c79527f

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
SignatureMoZ5geRH6x5A6/LEPYycQBEGVRpuDK2105mDNinctwO6ACZTRqtYiauacvtBcv+gk0cHOoS+s9D2wNodWfrwBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:29.585537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099868
observed fd5efafe9674acde768da8893ee4e56f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.567192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099868/manifest.json
observed 6c9ce8dfde95062a2e5a1d63894d59f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.546257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099868/publication.md
observed 53407a198bac822815597efb5f57d8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.525651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099868/publication.txt
observed 6826d0ec57482cd87150a6aaee7c0c5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.313408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099868
observed fd5efafe9674acde768da8893ee4e56f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.292705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099868/manifest.json
observed 6c9ce8dfde95062a2e5a1d63894d59f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.271356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099868/publication.md
observed 53407a198bac822815597efb5f57d8e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.251456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099868/publication.txt
observed 6826d0ec57482cd87150a6aaee7c0c5d...
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.