OpenTechnical

OT-2026-000099088

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099088) never changes.

Identity and time

Publication numberOT-2026-000099088 · never reused
Internal UUID01a0aea2-8287-7e10-8a61-1c45cac9d95e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099088
StatusPUBLIC

Content hashes

Canonical textafd6f253af2943a0aaad7766e06f66a6f52db1597580daa823d696418c7b6054
Markdownb2852aa6ae6f50e12bcf143684fce001156fdc11827799954439d283b5534548
PDF
Publication page78340da6ded30cd17cc577fb4d1ed8b8527363d5856db64d3a4ee5be9603571b
Manifest5687b333dd7cf5d708deba55e97ee3b15a24618bcb0643ade2783088e36fb36c

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
SignatureAQLEdnNUwUfwv4zYscRRfg8OlGMxERnIpxxTrUNd4ZNAjE/RVOV9gG3n/ZPiW32ueWWJtEUEfH+krkEVtktbCQ==
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

2026-09-17T09:30:19.427149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099088
observed 78340da6ded30cd17cc577fb4d1ed8b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.410451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099088/manifest.json
observed 5687b333dd7cf5d708deba55e97ee3b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.393294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099088/publication.md
observed b2852aa6ae6f50e12bcf143684fce001...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.372407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099088/publication.txt
observed afd6f253af2943a0aaad7766e06f66a6...
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.