OpenTechnical

OT-2026-000051027

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000051027) never changes.

Identity and time

Publication numberOT-2026-000051027 · never reused
Internal UUID01a0ae82-c7b4-7128-b94a-ef0eb0b52584 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051027
StatusPUBLIC

Content hashes

Canonical text717c783eba4b62bac02e4cfbb1705e5b6c4d0e6e25822577a4840bd54be7d885
Markdown14b5c16d66f127f313c6a1c4d40e5c0c4df4d40becdc5e01abe3aebe6dd92197
PDF
Publication page6a229f858808a84063a07cea18e242d6294a12646713418e602c077c840b1cca
Manifestb7f3c43206d1db01bb6a684caca257fdabc112e92ac866880c8de8d1b62a07c0

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
Signaturelc8OmAG2AKRKf8XESbjvteUGtVFLbRwlcecgrABgLnmWIAn4Gfaa0wBZrdfioOgl6EFWSLbNPwzUAlIQ8t/dDw==
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

2026-09-17T11:00:56.044057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051027
observed 6a229f858808a84063a07cea18e242d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.024861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051027/manifest.json
observed b7f3c43206d1db01bb6a684caca257fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:56.005641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051027/publication.md
observed 14b5c16d66f127f313c6a1c4d40e5c0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:55.988031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051027/publication.txt
observed 717c783eba4b62bac02e4cfbb1705e5b...
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.