OpenTechnical

OT-2026-000023563

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000023563) never changes.

Identity and time

Publication numberOT-2026-000023563 · never reused
Internal UUID01a0ae70-7269-7862-972d-14c6bc9a94cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023563
StatusPUBLIC

Content hashes

Canonical text4069ee0a320e3ebbf32d4dbdc4ce7c2168fbe3d4ae3187aed697cbc03ec05165
Markdownb26593cbed195a33dbfc8a2249cf1ec1c5b3475228adefb207e967c46e9c8487
PDF
Publication page1dbe36a6f20aa9b727d7240f382cb0d86e63c82c51310e883a0b8e8104eed05f
Manifestbfc75fdf924fb9eafbbef2779e5d20d6c123b6d74d289954f22e2fdfc15b5338

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
SignatureEsoKIytXS3FnXxvjoAlf8/KLmbNtWWzLopIyKmqCmJyRZ1y87Q77Eo3ZN4ccqDb4vpXPERVCm6nV7xvv8CuRBw==
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

2026-09-17T11:51:54.878979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023563
observed 1dbe36a6f20aa9b727d7240f382cb0d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:54.862406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023563/manifest.json
observed bfc75fdf924fb9eafbbef2779e5d20d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:54.843751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023563/publication.md
observed b26593cbed195a33dbfc8a2249cf1ec1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:54.823966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023563/publication.txt
observed 4069ee0a320e3ebbf32d4dbdc4ce7c21...
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.