OpenTechnical

OT-2026-000069310

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump 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-2026-000069310) never changes.

Identity and time

Publication numberOT-2026-000069310 · never reused
Internal UUID01a0ae90-b528-76bc-9d79-b4d3dac69769 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069310
StatusPUBLIC

Content hashes

Canonical text24d4a7c1bae46dabd4f1436e29fd22d7212152b8082aba113a8316535fc042bc
Markdown531d093ccf6a23c75307d95b75888b90ea55de52d9f7e0fcb7bd6bde41e2f22c
PDF
Publication page3e90224ea3b0ded6d22afd444ffb622a5dd79dfe60fcea1a57c625f4a9552768
Manifest111a50d744277a976e7a2a230ca1ffb46a3562c59b91b6612a6b9b21d05edfa0

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
SignatureN39jLy6SvEE5tTadl2RkpHdZm17yoUnVLZ9shjxqkWxzJDEYJ2NFYAnM2sUdr9ozfnuCn/Ba6Pqx/SIjBfmWDQ==
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

2026-09-17T10:30:04.307069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069310
observed 3e90224ea3b0ded6d22afd444ffb622a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.289122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069310/manifest.json
observed 111a50d744277a976e7a2a230ca1ffb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.273435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069310/publication.md
observed 531d093ccf6a23c75307d95b75888b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.254767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069310/publication.txt
observed 24d4a7c1bae46dabd4f1436e29fd22d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.901622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069310
observed 3e90224ea3b0ded6d22afd444ffb622a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.884829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069310/manifest.json
observed 111a50d744277a976e7a2a230ca1ffb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.868608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069310/publication.md
observed 531d093ccf6a23c75307d95b75888b90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:52.851996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069310/publication.txt
observed 24d4a7c1bae46dabd4f1436e29fd22d7...
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.