OpenTechnical

OT-2026-000039201

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000039201) never changes.

Identity and time

Publication numberOT-2026-000039201 · never reused
Internal UUID01a0ae78-9673-738a-aa64-9f0c05f04097 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039201
StatusPUBLIC

Content hashes

Canonical textd280f796d995c8ae761730f4d2fc28c9a5754ce560049fce005a55971795fad9
Markdowndc91386f4942646db14b0fc634906bf2464e4e3f0bfe6712f529ba8894bb822b
PDF
Publication pagebcc9c7d12aac320221db3ec4cfe2ee996a556bf4a07143b4072b51051a9effc1
Manifest90dd0041a7f0f74659526e032320c39a8fb787f53750ad5c4d9d80945d1a8f09

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
SignatureVOoOb/1jZ0C2309thdIHLwMl917hQAJdZClmQ3UDwWv+fegqR6nBKgssM+2XJYu55QitVaAbO2DYwG9gO3ppAA==
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

2026-09-17T11:20:44.238719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039201
observed bcc9c7d12aac320221db3ec4cfe2ee99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:44.221271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039201/manifest.json
observed 90dd0041a7f0f74659526e032320c39a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:44.203681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039201/publication.md
observed dc91386f4942646db14b0fc634906bf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:44.185234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039201/publication.txt
observed d280f796d995c8ae761730f4d2fc28c9...
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.