OpenTechnical

OT-2026-000093614

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000093614) never changes.

Identity and time

Publication numberOT-2026-000093614 · never reused
Internal UUID01a0ae9e-508b-77b3-9e54-9ca3ef54dc36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093614
StatusPUBLIC

Content hashes

Canonical textb0e1e070423f8548357d93bc4099cb56ff749e7e4f6062dbd841e59b95a7763f
Markdown31126d81cfddb86d93288c04c227b4fd2c0b195ee5e6bf8659f8bcb7c02d0f8e
PDF
Publication page0f5abbea2e4906326e6b1f0b3cfad518cb9720f810d70f8730f7443a04906bff
Manifest6b3f230d5e299eb80e9d9f12833b6dbba5874a56fb5f14a8ac1f81feaad5a105

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
Signatureqg4tR3n33yRl3weV01fbYj+sGmGRHkgLYdDsdvZ6ctlPqxKVLZEFQf2Py3+LriaLpcUwWg2iFvYjDkVk8+GMBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:39.724154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093614
observed 0f5abbea2e4906326e6b1f0b3cfad518...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.707436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093614/manifest.json
observed 6b3f230d5e299eb80e9d9f12833b6dbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.691807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093614/publication.md
observed 31126d81cfddb86d93288c04c227b4fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.672409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093614/publication.txt
observed b0e1e070423f8548357d93bc4099cb56...
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.