OpenTechnical

OT-2026-000024917

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000024917) never changes.

Identity and time

Publication numberOT-2026-000024917 · never reused
Internal UUID01a0ae71-2727-72f0-81d5-f2abb5c55a75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024917
StatusPUBLIC

Content hashes

Canonical text93dfd8525d26446086fc5a53d137af0109dcf5e0b14a453a60573272d5f9b88e
Markdowne629357ed0294c22434cc8c97c2a6d84fdc666515a371215bdaf78cbc6fe47da
PDF
Publication page09dca9ba50889af9e3fa53b5b8ce1031937531bdd097074059ca434da9076b65
Manifest141970e683f1d42df0f2591abfad6170f2e6e53e9d4f176e177330a1ef2d5af9

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
SignatureIA9AGPqyt9vwzNuZpemfoS4AC7kcZbtUm2N1AeDySfMGIuXExsffLwkyuugTWwHvQJQbil5EPbBnENMmrgSZBA==
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

2026-09-17T11:48:15.271160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024917
observed 09dca9ba50889af9e3fa53b5b8ce1031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:15.252792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024917/manifest.json
observed 141970e683f1d42df0f2591abfad6170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:15.230020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024917/publication.md
observed e629357ed0294c22434cc8c97c2a6d84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:15.214070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024917/publication.txt
observed 93dfd8525d26446086fc5a53d137af01...
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.