OpenTechnical

OT-2026-000059307

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000059307) never changes.

Identity and time

Publication numberOT-2026-000059307 · never reused
Internal UUID01a0ae89-8614-7510-85a8-d68b0dfb3ed1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059307
StatusPUBLIC

Content hashes

Canonical text58a830199071d8e0fefc649f1a329dc5db407786035b1732c85abe2b8f614bf2
Markdownb11cd7eba6d2bd84581cfaf8a1ac15eec9bcf3970ea31a179e68df9cce8bbe59
PDF
Publication page1a4ec2b1a07b1d084ef8ebbcb77838c741e790f6fd2d1600bf38ae8005c030fe
Manifest52e94c786d45aef05bdc34033ebf7272a1dc20cb32d52700aef1d840be094263

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
SignatureSdyh8upzXv5IKXb/q92g9wg4d2m+yZx+S8sUUJoreKWAU6+YzDuaZHsCZmd6R9O8SARutryR19OEjy16vX0VDg==
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...

Independent retrieval

2026-09-17T10:45:57.638834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059307
observed 1a4ec2b1a07b1d084ef8ebbcb77838c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.619657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059307/manifest.json
observed 52e94c786d45aef05bdc34033ebf7272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.598970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059307/publication.md
observed b11cd7eba6d2bd84581cfaf8a1ac15ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:57.579916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059307/publication.txt
observed 58a830199071d8e0fefc649f1a329dc5...
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.