OpenTechnical

OT-2026-000057071

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000057071) never changes.

Identity and time

Publication numberOT-2026-000057071 · never reused
Internal UUID01a0ae87-d5b7-7716-9f3c-298aa62c81fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057071
StatusPUBLIC

Content hashes

Canonical texte855736f12159053ca6027512ca8b6c2999bd6b36376099ac62c6d44e2d2799a
Markdown52d422aa0ed39be4e2aa203a1d42d16b4c6ea4878648f39ebf4ef06ea70c1e37
PDF
Publication page8cebbdd9d49c85e0c6e7c50f366ca053a9514b0ab46add9174965d59a8f7cd6c
Manifest2b2c24b9985df64dc2a6da8b8b0e10a4ae4703ff9e871963f34ec69699d38bc0

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
SignatureE/Nvuj1kD0xMRilLICdyK4bqILeODXR1LUvUHOGHK2fHY+6iEUX7WNhDtX8YamDKkdXfIAUnKi0bXwJtoORlAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:48:33.724843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057071
observed 8cebbdd9d49c85e0c6e7c50f366ca053...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:33.707519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057071/manifest.json
observed 2b2c24b9985df64dc2a6da8b8b0e10a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:33.690346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057071/publication.md
observed 52d422aa0ed39be4e2aa203a1d42d16b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:33.671808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057071/publication.txt
observed e855736f12159053ca6027512ca8b6c2...
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.