OpenTechnical

OT-2026-000059923

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line 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-2026-000059923) never changes.

Identity and time

Publication numberOT-2026-000059923 · never reused
Internal UUID01a0ae89-ec26-74e5-96ea-797d88711298 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059923
StatusPUBLIC

Content hashes

Canonical textc867c1e84098a41cd1a295db086bcb6a6ace767368c524cf9ba091bfc603effa
Markdown7a82bea04fed52b35c8092a87a63e86a9f086a91a4bf0b46431851f1da03e444
PDF
Publication page085932cdefac11e60b8971472f3e4adfe9eee0cea4cd4b0f21ea680195df9745
Manifest981c326fdd2841df900ac6e357c61f5bd024724ee24bfcd64c32f797df7d3bb2

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
SignaturecaMums9qte/crq9WIP7R7kumc4j0ocm41cwUSggsY+CkdajkzsmoVWIP0M6EYxV/yweucvX3E7qu4EBd8m76Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:41.545505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059923
observed 085932cdefac11e60b8971472f3e4adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:41.526967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059923/manifest.json
observed 981c326fdd2841df900ac6e357c61f5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:41.507622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059923/publication.md
observed 7a82bea04fed52b35c8092a87a63e86a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:41.488100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059923/publication.txt
observed c867c1e84098a41cd1a295db086bcb6a...
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.