OpenTechnical

OT-2026-000012337

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000012337) never changes.

Identity and time

Publication numberOT-2026-000012337 · never reused
Internal UUID01a0ae6d-39f6-72fe-ada8-69dd4bec3e39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012337
StatusPUBLIC

Content hashes

Canonical text7e567f2cde9c7ba688ab5a7baaecde802469327c1507fcdb58ccf9331a1a293a
Markdown54e41987efc30e455ddea815edd662d51d6dfd1b45c6eb8aac941426a822929a
PDF
Publication page5bf8be4022a53bd73361ad8f93ead7b477c39160ca46c552742767b6504bcb4e
Manifest2b6f9c4fa21387b6ebf1eefe9c443e2a16f25d15b5be0ac5d414bf7f79ea8e93

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
Signature9CchtTBbhpiRZZ4tgQAU1PbF2IXwUVTVgUohUoSQUX7vWEpTitqLlFMhNGOgVP1ltZAR8QCLQeGyKkRtH8+CCg==
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

2026-09-17T12:11:17.357884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012337
observed 5bf8be4022a53bd73361ad8f93ead7b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:17.338772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012337/manifest.json
observed 2b6f9c4fa21387b6ebf1eefe9c443e2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:17.321186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012337/publication.md
observed 54e41987efc30e455ddea815edd662d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:17.303158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012337/publication.txt
observed 7e567f2cde9c7ba688ab5a7baaecde80...
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.