OpenTechnical

OT-2026-000023984

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000023984) never changes.

Identity and time

Publication numberOT-2026-000023984 · never reused
Internal UUID01a0ae70-aed7-7c1f-89d8-447af15b5eb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023984
StatusPUBLIC

Content hashes

Canonical textf0c696f9da40ac01b07f707ae354a6d2e3556e22dced02e07ad8b28a1e7345b8
Markdown1863f4f37adf9aae512cdce3c21c7366401d5b12486389303ccff313e24094ee
PDF
Publication pagea7068d900abcfe6daba3cce42f31cf6ca236b13b7545a3bdc22553df80dd3a10
Manifestd8e40f21b93135f6addc5e4d8c536092311db1bbe1e5683f3bc4abe80ea41e3d

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
SignatureVY4A20YJnf11Jlenp/ncoQSHfz5ogUhqQa/cbmwkDH76loJMOWDlwvRmcrVNrKKD/9QQ91YKjpQmjX4qpKSLAg==
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

2026-09-17T11:50:45.111871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023984
observed a7068d900abcfe6daba3cce42f31cf6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.093764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023984/manifest.json
observed d8e40f21b93135f6addc5e4d8c536092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.075050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023984/publication.md
observed 1863f4f37adf9aae512cdce3c21c7366...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.056427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023984/publication.txt
observed f0c696f9da40ac01b07f707ae354a6d2...
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.