OpenTechnical

OT-2026-000046901

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046901) never changes.

Identity and time

Publication numberOT-2026-000046901 · never reused
Internal UUID01a0ae7e-d0f5-7f64-85b2-3588f1720913 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046901
StatusPUBLIC

Content hashes

Canonical text3ab160d7263ac09dc743c1a50b175cb75bd2a8bf48987e93c5ae598392bab2d7
Markdown6d81833d599b02ead2e859e4324a7985c039bb2fa1cdbd3ea14d28c4432b1bb0
PDF
Publication page04ff9112156212cf3f960e7a1a2fe96f847cd7727fa2c6b49024cd01689011c3
Manifest6c183e7505041a182b1bb0af2a76af41a35cb7d71d13ffdd1442f2c13b1ff53a

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
SignatureqNUYdA3qOWmmJ2JSatWtXvlF1C94FCmh9gSuT3QldB4V5dPv6yQZ+k4fB551O6LrNRFs0Dkk8DG2REGJf4UBDg==
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

2026-09-17T11:07:01.149792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046901
observed 04ff9112156212cf3f960e7a1a2fe96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:01.131453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046901/manifest.json
observed 6c183e7505041a182b1bb0af2a76af41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:01.108432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046901/publication.md
observed 6d81833d599b02ead2e859e4324a7985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:01.086695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046901/publication.txt
observed 3ab160d7263ac09dc743c1a50b175cb7...
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.