OpenTechnical

OT-2026-000027086

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000027086) never changes.

Identity and time

Publication numberOT-2026-000027086 · never reused
Internal UUID01a0ae72-3453-7476-bd11-128e6028e898 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027086
StatusPUBLIC

Content hashes

Canonical textbdb2b64841ee1ee80de9e19e4842519e67d74ea5ca63e4251c5775f40b526c54
Markdown05663408fad1f5cf1e08f9495b4d34cf8814ee63c5f01d2333cf0d5a43f4cdc9
PDF
Publication page21fa2573a872b17d95f61ea5aaaf32b0520d848ed0b6f36b07507249c22203a1
Manifest5d5727d7b760f39972a6a35d9d7e1f9f2215e7bddc7d966857963d6978f352ff

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
Signaturef7wenCGwrPzYK7GegaiIToEE7y82EOU7ezcb8BGmvN8+JQ9lkNnpsuOEXTH8rFK0FwNznWz6B+U3Um3CNizTCg==
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

2026-09-17T11:43:51.107456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027086
observed 21fa2573a872b17d95f61ea5aaaf32b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.089850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027086/manifest.json
observed 5d5727d7b760f39972a6a35d9d7e1f9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.073352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027086/publication.md
observed 05663408fad1f5cf1e08f9495b4d34cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:51.054920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027086/publication.txt
observed bdb2b64841ee1ee80de9e19e4842519e...
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.