OpenTechnical

OT-2026-000009152

Publication integrity record

Four cup vacuum gripper, four 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-2026-000009152) never changes.

Identity and time

Publication numberOT-2026-000009152 · never reused
Internal UUID01a0ae6b-31b9-7a7d-be41-9cb9cddf8e0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009152
StatusPUBLIC

Content hashes

Canonical text1880ca825674a431060e0e572d9cc223bf91cdcd4c993549b17d4304ae69d4df
Markdown7cfe5a7d500bf13b955c7ba312f0cde9c3c3e6fc3d0a9a7424389f0ee28de517
PDF
Publication pagea35950052b76a74836b53c82c8b0310cbfed2aa4f7714bf86cef55b93dcd4b54
Manifeste94e2dc0457677d77b4ebc5494fe9427d47342d92d7930167d9408ed6fe6ff43

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
SignaturebAvE/vnTVspm26u2qMHa1AlqP4ZwU9s7t5m6whtC7Gwpg2b7Y8IpdTJlG2fD753oDKpoXlmKndz1P2mSLTZ5DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:51.176966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009152
observed a35950052b76a74836b53c82c8b0310c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.154768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009152/manifest.json
observed e94e2dc0457677d77b4ebc5494fe9427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.133688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009152/publication.md
observed 7cfe5a7d500bf13b955c7ba312f0cde9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:51.109886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009152/publication.txt
observed 1880ca825674a431060e0e572d9cc223...
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.