OpenTechnical

OT-2026-000013413

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, pulsed blow-off before set-down, on a tool changer

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-2026-000013413) never changes.

Identity and time

Publication numberOT-2026-000013413 · never reused
Internal UUID01a0ae6d-6fca-73fe-9a3e-9627c3588bf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013413
StatusPUBLIC

Content hashes

Canonical text2f00382ec93139908a6baeadfff47607cd8bb10c83d568ae34ebd6f0427c015c
Markdown4fa44fab2c2033c0765704e97602157af4e69652f3f4504eee4adfd164b7da14
PDF
Publication pagee413ead3e4db7adc6cc77055e936e6c42a11eb44f5ff63ba818d8d32ce6a9b31
Manifestec3eb7f87f9132f1a62182731853ffcac91d2dfcd16fa8f30d8d108f1b38a734

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
SignatureIU6mU5nj0O/0ysoLCEgAihZl1o8oePzH5j/Vtg9sg96u/uYI8nbpElx5/WQT5R+53XhjscWBf2Fugp1EHMxtBw==
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

2026-09-17T12:09:53.569268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013413
observed e413ead3e4db7adc6cc77055e936e6c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:53.549698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013413/manifest.json
observed ec3eb7f87f9132f1a62182731853ffca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:53.529036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013413/publication.md
observed 4fa44fab2c2033c0765704e97602157a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:53.508309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013413/publication.txt
observed 2f00382ec93139908a6baeadfff47607...
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.