OpenTechnical

OT-2026-000061097

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000061097) never changes.

Identity and time

Publication numberOT-2026-000061097 · never reused
Internal UUID01a0ae8b-137e-7a81-9314-9ef8aa10748b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061097
StatusPUBLIC

Content hashes

Canonical text7621e428468101a1f6ff20f1353999ffda564a9d00408da32216fdff3c5d3b89
Markdowndc65ebc7098f8a757afd477017befbe6c989026c51b5025c66cf42ab8c39521c
PDF
Publication page0e0d692950229bcaa9fa7f37a924493e7d2f59db9af316543eb0911e69921e74
Manifestc071c268f04802be931c6acba618f02d96ba9a6e778137ce02c39ddfb9674526

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
Signature9A9sYVadwFD6//Vcw/EnJxPKkgqwCePlqE8JsGOMEi06Lmix/bWYYuYLm/Htq1+UneaRBXlNp2wggf5Unwt6Dw==
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

2026-09-17T10:42:27.904566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061097
observed 0e0d692950229bcaa9fa7f37a924493e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.887140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061097/manifest.json
observed c071c268f04802be931c6acba618f02d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.870221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061097/publication.md
observed dc65ebc7098f8a757afd477017befbe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.850329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061097/publication.txt
observed 7621e428468101a1f6ff20f1353999ff...
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.