OpenTechnical

OT-2026-000047801

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000047801) never changes.

Identity and time

Publication numberOT-2026-000047801 · never reused
Internal UUID01a0ae7f-c420-7859-9b9f-bc676616dfda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047801
StatusPUBLIC

Content hashes

Canonical texteee1e0e33332d73548dda907ae2ba7a761a147d44fd4bca86517dc4ebfb27cec
Markdownddf8823b04a4e36dbdf343c8fe73aafedd9639f87ba1e33d3b8e1d2babd6078f
PDF
Publication pagea54183baa8eb89d42271f9be57bf5dc75ac41773d7331373deaa7e03e5c4f5cd
Manifestb68f96931c624f3faab77f69166d27d96d0918affd4a2c69d8dd9dc8ac828609

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
SignatureqNLYBVJAybw0lzQnGSpdkxuNH8tAeadzY6FvQgCeot3cVGbqPGFMj4gJtEjgBlRjhvL91WJ7EGcgc6oiE/e0BQ==
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

2026-09-17T11:05:42.173528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047801
observed a54183baa8eb89d42271f9be57bf5dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:42.155734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047801/manifest.json
observed b68f96931c624f3faab77f69166d27d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:42.138152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047801/publication.md
observed ddf8823b04a4e36dbdf343c8fe73aafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:42.119370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047801/publication.txt
observed eee1e0e33332d73548dda907ae2ba7a7...
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.