OpenTechnical

OT-2026-000065286

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000065286) never changes.

Identity and time

Publication numberOT-2026-000065286 · never reused
Internal UUID01a0ae8e-1dfa-79ac-839f-2e036f517c32 · 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-2026-000065286
StatusPUBLIC

Content hashes

Canonical textef9401e9b8205e0918245a2bfc16eb8d3cb5f95f9b8d06bc1c2edd03c2069007
Markdown590030e7caae0b604e1e14409b5d2dbc3cc4801b16de0d6cfc2db9fb19c3cb3f
PDF
Publication page008a49a4014d503e9e9cb30cc9e8fea6aa3459bae539c21b185decbeae10131f
Manifestc6dfbaa75c5925c9c436e9ce9e1c4cfa3e2652f383e947fc66bf6912f34a8398

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
Signaturej8WsUxN2sb+XJEtN2v3ZnY3dUTWycqLyaYckMECq3U8R2c/Z4avvUi8LLqhY13guM6cedpkVPJ8BN5LHyy5HDg==
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

2026-09-17T10:35:15.333814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065286
observed 008a49a4014d503e9e9cb30cc9e8fea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.315783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065286/manifest.json
observed c6dfbaa75c5925c9c436e9ce9e1c4cfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.298844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065286/publication.md
observed 590030e7caae0b604e1e14409b5d2dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.279769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065286/publication.txt
observed ef9401e9b8205e0918245a2bfc16eb8d...
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.