OpenTechnical

OT-2026-000007236

Publication integrity record

Vacuum cup gripper, pump fed, sustained blow off before set down, polyurethane cups, flat form

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-2026-000007236) never changes.

Identity and time

Publication numberOT-2026-000007236 · never reused
Internal UUID01a0a977-8ddc-7263-aa90-70d7e567a267 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:06:19.743618Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007236
StatusPUBLIC

Content hashes

Canonical texte0b6054ddeb8cf4dd7c83ffe81b140a44dcfe486bcf3e8b44946c1367c4956f0
Markdown686f3cbdcfe45eed98ed86ffc867e4bf5acd3ccc49c5f536bf539e9ec61443cf
PDF
Publication page576d99948dfe7f641216e0a97d5fd92a18cde102301335c4cc7ad0a7195cd809
Manifest40366bc9dcba4d82e96141da891370e055a5c4090434683746055a716d851230

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
SignatureirB9KXA7G1aUnkfWz8VtqlMvB1n7CmJ+0yQKalPCg+WayahHZQHA1NiV/3SpNf7OntxT7n1mu8zhjda+MH7ICA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:12.966768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007236
observed 576d99948dfe7f641216e0a97d5fd92a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:12.954370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007236/manifest.json
observed 40366bc9dcba4d82e96141da891370e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:12.941279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007236/publication.md
observed 686f3cbdcfe45eed98ed86ffc867e4bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:12.928292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007236/publication.txt
observed e0b6054ddeb8cf4dd7c83ffe81b140a4...
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.