OpenTechnical

OT-2026-000063615

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000063615) never changes.

Identity and time

Publication numberOT-2026-000063615 · never reused
Internal UUID01a0ae8c-f945-7dc3-b4d6-5958f3283f5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063615
StatusPUBLIC

Content hashes

Canonical text1e0b3f4b38e4f9655899bd2c01d80a3ada05d6a8ccedce77c8046c1c6e7100b4
Markdown48fd6615549233ee58d70549514763a4f4c199233f095525245d5d418e79d8c0
PDF
Publication page162b863004a8aaaf55a77bc3de5a0e5ca84c683f5d329b28f32448e837a95587
Manifest988a309e15a828bb610ee6120b1f6618311c9106fa3be07ca3b815d9ccb06ddd

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
SignaturewC8hFl6iVI8QfhV/+S3MdzztXLzCIdkEwe0d2pANqDkAJ2JR89F/2Zm7oC0+pzSJpSfLkHO42Ep5WSVWU7pnDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:38.404175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063615
observed 162b863004a8aaaf55a77bc3de5a0e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:38.386933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063615/manifest.json
observed 988a309e15a828bb610ee6120b1f6618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:38.368818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063615/publication.md
observed 48fd6615549233ee58d70549514763a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:38.350484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063615/publication.txt
observed 1e0b3f4b38e4f9655899bd2c01d80a3a...
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.