OpenTechnical

OT-2026-000062302

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000062302) never changes.

Identity and time

Publication numberOT-2026-000062302 · never reused
Internal UUID01a0ae8c-0abe-7f65-9638-85fc36c0f804 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062302
StatusPUBLIC

Content hashes

Canonical text6de5e2f5d29f7ae9ff13ecdae85cf7bc41139aa5294effeb7d7b99ee4cc9d043
Markdown1cdaa8a7ad5ce2685af14c0c6e1eefc252108501458c781af673a407da94cb96
PDF
Publication page6391f7a721340bf4c84fbb209c2a716d07d24a9d04508471217f0e102779ffd8
Manifest0b521eedabeb859805d6ad61e779802a2d6afde62c8ba92c68bab6062269a413

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
SignatureVDFMrUpG7/5McfGHlvE2FLuyYg8LqIFTLVRGDb3HmLQNSbEjmjWuUmgwhiUW93nmLR7k963O2t9ScN7jtY1sCA==
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

2026-09-17T10:39:35.486882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062302
observed 6391f7a721340bf4c84fbb209c2a716d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:35.469237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062302/manifest.json
observed 0b521eedabeb859805d6ad61e779802a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:35.450032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062302/publication.md
observed 1cdaa8a7ad5ce2685af14c0c6e1eefc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:35.431857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062302/publication.txt
observed 6de5e2f5d29f7ae9ff13ecdae85cf7bc...
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.