OpenTechnical

OT-2026-000034012

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000034012) never changes.

Identity and time

Publication numberOT-2026-000034012 · never reused
Internal UUID01a0ae75-df0c-7753-9cba-817bef69c2a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034012
StatusPUBLIC

Content hashes

Canonical text0ef3e45fe3ae70327dd30c6a60f2abd783b6f1b0d7183dc9f52aa15df436c949
Markdowna0290c44c6e88008504ef04865c39ca2c1d602353cadc8e177029d87583d5b97
PDF
Publication paged894fa7a69cd5bc5b8d197ee55573603f22c7fb26b46da80fc70b4e673b1ad2b
Manifestbac579ecd3e01f373012eb473e5669725eea7a9497a84041615f40f035fafcf8

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
Signature+NZWv6/vmq2BnQPvwzcgi0RVD1axe+Jtvtj0W/pMu0a5jRODmWFydZ2HBrACb1uw+WWczKOHy2ulunsQTGt1AQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:13.907704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034012
observed d894fa7a69cd5bc5b8d197ee55573603...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.884529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034012/manifest.json
observed bac579ecd3e01f373012eb473e566972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.855635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034012/publication.md
observed a0290c44c6e88008504ef04865c39ca2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:13.836386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034012/publication.txt
observed 0ef3e45fe3ae70327dd30c6a60f2abd7...
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.