OpenTechnical

OT-2026-000038876

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000038876) never changes.

Identity and time

Publication numberOT-2026-000038876 · never reused
Internal UUID01a0ae78-769f-736a-9c6c-8936ded53b4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038876
StatusPUBLIC

Content hashes

Canonical text765307175d2d1bcabd935ea5a08853d4e5c2e51ae3708f9d2148bc3c9f3445a5
Markdown7ebdd64e100b1936ebb67850a3dcfa18afeeb9615e16c8adfba91cd17158cff3
PDF
Publication pagebc32fa9e247995ace19cdfe327d82843c91cba7838489c034cb10278e6e065ea
Manifest1a9e322ff107736d05e16fa2667218a746635b85e46c5ff117f6f2f3e221d465

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
Signature6pBLALVoTdSbyFO1onCZ8zwq0m+DIeCNmaSKGz1WGEH6Zw4EyRdoaF+Qj/TY4ofSQXEBYU3JuU/uVwko1XrrAw==
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

2026-09-17T11:21:32.388234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038876
observed bc32fa9e247995ace19cdfe327d82843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:32.368700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038876/manifest.json
observed 1a9e322ff107736d05e16fa2667218a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:32.347819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038876/publication.md
observed 7ebdd64e100b1936ebb67850a3dcfa18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:32.327772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038876/publication.txt
observed 765307175d2d1bcabd935ea5a08853d4...
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.