OpenTechnical

OT-2026-000016009

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000016009) never changes.

Identity and time

Publication numberOT-2026-000016009 · never reused
Internal UUID01a0ae6e-0c4d-7ae3-9ac8-00ac045e4a19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016009
StatusPUBLIC

Content hashes

Canonical textbf1d8b678df8e10d531d4d06dab370638428c8844ebf670ba76bb193df81feaa
Markdownd15135f182f3004c51fd0efe159dcc0aec08e73aae89bec289d233240a3f35e6
PDF
Publication page6103400a53d80cbf294959a393c07ba6d0b58ca02f8a039c25981f796826b712
Manifeste9b97f091b394988111e0087232a7e1b75c4a32b53e1cf681b41940a316c70b3

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
SignatureVuOrPGch64/IlTRJHQDAn7eluxUwnsu5TeBEGaII2LQw3Ivewz4IiGhk2J89pV1d92o1yhGaXrK6dQMEjtRyBw==
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

2026-09-17T12:05:32.866438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016009
observed 6103400a53d80cbf294959a393c07ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:32.844337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016009/manifest.json
observed e9b97f091b394988111e0087232a7e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:32.816453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016009/publication.md
observed d15135f182f3004c51fd0efe159dcc0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:32.787911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016009/publication.txt
observed bf1d8b678df8e10d531d4d06dab37063...
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.