OpenTechnical

OT-2026-000046534

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046534) never changes.

Identity and time

Publication numberOT-2026-000046534 · never reused
Internal UUID01a0ae7e-57dd-73c6-98f0-41359658fce3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046534
StatusPUBLIC

Content hashes

Canonical text0d8011bda2aff53ae6d28772f1b1a34ecb7bfc9814e1c5b168d4bb53902b9fd9
Markdown67f4a02545ba800a5c79f4c20c618483f75cb1cb5c1bc22183fdfc95102fe1bf
PDF
Publication page4bc9165ceeeaf6f62634c5ba2996398e0f35465034bf2a7004845a677b4b1b0b
Manifest2a83c62124c65297a0856f9052b7771caadf4ea7cb9f58424b0097a662c214b4

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
Signature1+8pSCrJV5az8wZtT7jNj9AFkTOrOUiMwNdGwaEQFrH9O92pTGybHnS3F6BaWuw+mnVA+1+xWEpMvud2enajDA==
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

2026-09-17T11:08:35.292982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046534
observed 4bc9165ceeeaf6f62634c5ba2996398e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:35.276687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046534/manifest.json
observed 2a83c62124c65297a0856f9052b7771c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:35.259332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046534/publication.md
observed 67f4a02545ba800a5c79f4c20c618483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:35.241702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046534/publication.txt
observed 0d8011bda2aff53ae6d28772f1b1a34e...
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.