OpenTechnical

OT-2026-000065224

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000065224) never changes.

Identity and time

Publication numberOT-2026-000065224 · never reused
Internal UUID01a0ae8e-1dfa-7428-bed5-86245d5484f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065224
StatusPUBLIC

Content hashes

Canonical texta79a0394dd16a2d2af53963e488d712f76660301ae016f60f522b7a5fecdb792
Markdownf599f3eecfc97ee5a86395180db05092682b22791dde29ea13a3738c42c28898
PDF
Publication page53ccfc1078cc22338f92fca552a13a1cc4bd7106579b840a1ecf271d02b63294
Manifest66a4a4f998366e8931fe0583e33c38260ab52d8d82fc38a72f115d727e2b50f0

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
SignaturepZcTfqBFkaMBDjrWQZhNVuCWXOzNDZCletnVG4XJEjjPha1bueYhYlsGSn4h03v8hCop/QrDlTIRcHVnes78Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:04.708483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065224
observed 53ccfc1078cc22338f92fca552a13a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.690918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065224/manifest.json
observed 66a4a4f998366e8931fe0583e33c3826...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.673996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065224/publication.md
observed f599f3eecfc97ee5a86395180db05092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.655788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065224/publication.txt
observed a79a0394dd16a2d2af53963e488d712f...
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.