OpenTechnical

OT-2026-000051067

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051067) never changes.

Identity and time

Publication numberOT-2026-000051067 · never reused
Internal UUID01a0ae82-c7b5-774b-b1a7-c613a2452aa8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051067
StatusPUBLIC

Content hashes

Canonical texta5b4fd908181ffc20512cd434d8e9793042880bce92f900587fae1187de9f58e
Markdown0df68616d3a72c961b3aff5e1a094db0ef6e1cbb8afa0927ff273bbf70becbf3
PDF
Publication pageaba0a5ac8d7f0f007c762eb38f8a454dbdc6533ec55546b9a5f1bdce88ad1d7a
Manifest4f9c0c15b15b2bfeff1914a8caeddcd45a264454b80fa74c4255204ac2d2f7b6

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
Signature6hfAioKzxFXNdQpiFXAoItWPBZHaQN4wcENsyjM78HTEAv9hduu/0UXrywQtI4WVKTYlfeSmY0NWI8szRNqLCA==
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

2026-09-17T11:00:59.802614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051067
observed aba0a5ac8d7f0f007c762eb38f8a454d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.780784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051067/manifest.json
observed 4f9c0c15b15b2bfeff1914a8caeddcd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.759665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051067/publication.md
observed 0df68616d3a72c961b3aff5e1a094db0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.740700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051067/publication.txt
observed a5b4fd908181ffc20512cd434d8e9793...
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.