OpenTechnical

OT-2026-000016317

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000016317) never changes.

Identity and time

Publication numberOT-2026-000016317 · never reused
Internal UUID01a0ae6e-2d12-7803-b4f4-9ff7cb5b2f91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016317
StatusPUBLIC

Content hashes

Canonical text75177baf3baf35a15de4339510955b7c2bf3e7f8206c08f5c634664d5be8863c
Markdownc4586202c59bd5b33a58f8470592f9c56035e37c5ca1f11ca6716505aa184dda
PDF
Publication page0b66d5dbd9a3d3b27bc8e0b498b15a1641565b68d43e0d4ad3a09567729b7eb9
Manifest83dac58e721a5a59b472b14bf3e09ab52544283e9b4d7bb5bf1b04ece20ec771

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
SignatureEl0T6Es92zFlYuGhezMeCERNmQuViw/EtqYag4whwjk9HkrY7ylkt7L5rCa5YwFVlooRtLNPIugSKx3XytMUAA==
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

2026-09-17T12:03:49.062098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016317
observed 0b66d5dbd9a3d3b27bc8e0b498b15a16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.045468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016317/manifest.json
observed 83dac58e721a5a59b472b14bf3e09ab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.024794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016317/publication.md
observed c4586202c59bd5b33a58f8470592f9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:49.004304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016317/publication.txt
observed 75177baf3baf35a15de4339510955b7c...
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.