OpenTechnical

OT-2026-000032860

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000032860) never changes.

Identity and time

Publication numberOT-2026-000032860 · never reused
Internal UUID01a0ae75-4842-7094-920e-4117274eda1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032860
StatusPUBLIC

Content hashes

Canonical text91fcff1cf61a6cd188f277f7e96aa9fc0805118972247c35648f1622f88002fd
Markdowne22e5f18ba9b237aad5898558073e28b760d990ad6f48899a91099e815ad0c2d
PDF
Publication page536df4667601610716e5a6fa161acb84111cc15619cac70602650a7b729356c5
Manifest7af089893811a2234c029935993a6d5e533815cbf3071739c8a36563e419ba64

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
Signaturedujbma57ZXOiVNZ9xASj4HSU+qusvLWVwBlqwPzl6t6fy2SPKx5dNrEpIYEe7o/zXJBLTcsl1rYwpHipclu8DQ==
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

2026-09-17T11:32:19.568364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032860
observed 536df4667601610716e5a6fa161acb84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.551573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032860/manifest.json
observed 7af089893811a2234c029935993a6d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.534303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032860/publication.md
observed e22e5f18ba9b237aad5898558073e28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.517031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032860/publication.txt
observed 91fcff1cf61a6cd188f277f7e96aa9fc...
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.