OpenTechnical

OT-2026-000014784

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000014784) never changes.

Identity and time

Publication numberOT-2026-000014784 · never reused
Internal UUID01a0ae6d-d094-75f4-a502-f0e92ea4ff33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014784
StatusPUBLIC

Content hashes

Canonical text07f16056e0741fa0c1d6d4c8b08b95f511ad94976b052787e4117deaf5cca450
Markdownab4c98ac1f349e124107336a4b8bd8f07089233ad5a3909b000c58a6244d6c98
PDF
Publication page2341cae98c509f8c354a75d11c166860f27a4782cc80a8f5be5dd5abd7264371
Manifestc9c1f8a3a33a5fa0a7fd2079c9a160921521a2d72e92a4bb8146561f09bdc7da

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
Signature2yaYs+I8Q/npnVJFbp3nFOCES6zW0uzGZFIhGFCuIROFovlgRGWyJUott9+AuFfKE2q+sF11o+BZoKV4GLNWCg==
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

2026-09-17T12:06:40.542520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014784
observed 2341cae98c509f8c354a75d11c166860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.523013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014784/manifest.json
observed c9c1f8a3a33a5fa0a7fd2079c9a16092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.504056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014784/publication.md
observed ab4c98ac1f349e124107336a4b8bd8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:40.485167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014784/publication.txt
observed 07f16056e0741fa0c1d6d4c8b08b95f5...
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.