OpenTechnical

OT-2026-000018297

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000018297) never changes.

Identity and time

Publication numberOT-2026-000018297 · never reused
Internal UUID01a0ae6e-b489-7799-bc48-7d7b36fcd0bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018297
StatusPUBLIC

Content hashes

Canonical text69be98f81b36efd27be608a9bbeacf2ab9fd82f5c4aefc32db89cc7d29c3bed8
Markdown4d124be5b81eb5bda6c5141fb270bac9bf4cbe8fa7d6462fae8f526021cea6d6
PDF
Publication pageb55830f13170952c0c82e8492a7590825d8338976f74d6c2925fc52f35ca892a
Manifest1887e73ac8c53304aab55d683ea0bb347380d8465403df05b8aef16f94766227

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
SignaturecD1gx4IjYOiDQAH6UGgc9DgbYMCQlV6Q5YiSHLX+0UFV8u6T2YabjrpwHmcD9AJElPbE3lel+2nTxYZUV5yvDQ==
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

2026-09-17T12:00:10.272638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018297
observed b55830f13170952c0c82e8492a759082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.238606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018297/manifest.json
observed 1887e73ac8c53304aab55d683ea0bb34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.217617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018297/publication.md
observed 4d124be5b81eb5bda6c5141fb270bac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:10.194165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018297/publication.txt
observed 69be98f81b36efd27be608a9bbeacf2a...
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.