OpenTechnical

OT-2026-000097935

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000097935) never changes.

Identity and time

Publication numberOT-2026-000097935 · never reused
Internal UUID01a0aea1-92f7-79b3-a3a0-e61b884712d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097935
StatusPUBLIC

Content hashes

Canonical textb6079eae7ecd1f00f04f963a901380b420e561a22ab1d7c269f3d479cdc04872
Markdown6a7ba8cc1b3447ca25b9f0e8374fb8503d3109af84d6034b02df12d451828561
PDF
Publication pagedd922b46d6f7198b4fcbd2eaf9d16deca1e78c5aacda42b556732b62906dab2b
Manifest7f52f455d698b9d48183ea36d12fd3d9def8b175dbb3eb06d4a772223d9a37e8

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
SignaturerUtLlrEFmlPwok8jTSQx5kqQkPC+94bCwM4rrN57QMNUJWzAvFG3vMhFDCdDivgLXTkt7ZsnvJ/yKiIFXm7MDA==
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

2026-09-17T09:33:04.058899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097935
observed dd922b46d6f7198b4fcbd2eaf9d16dec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.040428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097935/manifest.json
observed 7f52f455d698b9d48183ea36d12fd3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.022902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097935/publication.md
observed 6a7ba8cc1b3447ca25b9f0e8374fb850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:04.003000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097935/publication.txt
observed b6079eae7ecd1f00f04f963a901380b4...
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.