OpenTechnical

OT-2026-000011753

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pulsed 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-2026-000011753) never changes.

Identity and time

Publication numberOT-2026-000011753 · never reused
Internal UUID01a0ae6d-1940-71a7-af9c-5ed2eb27f81b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011753
StatusPUBLIC

Content hashes

Canonical text29f0429ca523ab7cbf41bf835c152507d94a294bf4e9005c4ca24d3135b16988
Markdown46ff7feda81260e4f8a6f6d37609d7e625d8a0a423857d70b22147164a9a88ca
PDF
Publication pageef56dbfa8a8dba4137c8d72c56844be2d7a1e8b358d94a1688c9d5733b7cff2d
Manifest9a51425f9f30b7ca5b0867662a7a738eab5eef3ad2cbcbc349b26da219ff9e9c

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
SignatureWSWMOgHJfY77ADb9o4P7NiSe7TWc7ZlZt5szPb4KcBX92cLiE9odXPzRNjz3OQNeKg2e6VoYCiI+QD8YJMYXBg==
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

2026-09-17T12:12:27.669269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011753
observed ef56dbfa8a8dba4137c8d72c56844be2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:27.650760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011753/manifest.json
observed 9a51425f9f30b7ca5b0867662a7a738e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:27.632531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011753/publication.md
observed 46ff7feda81260e4f8a6f6d37609d7e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:27.614018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011753/publication.txt
observed 29f0429ca523ab7cbf41bf835c152507...
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.