OpenTechnical

OT-2026-000039711

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three 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-2026-000039711) never changes.

Identity and time

Publication numberOT-2026-000039711 · never reused
Internal UUID01a0ae78-d8d5-7b82-89db-31671a3e99ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039711
StatusPUBLIC

Content hashes

Canonical text3a06da6474cf4cab86187aa2ad873d4375840b1e2e620502e3ed3330333a912b
Markdown54659b69b285c99996469c370890e197e40073522a3a0ee337460806a7d97557
PDF
Publication page45beafdd8bf1e93fa76d30616b102be97b7152b66208e3f390303b3fef0747ef
Manifest3327c12ff4a60a1439a61ac85638cf6483ca3ebe4d17de9ea96c159872692adc

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
Signature+vD9xgV5/hKXWJzFU0Ge6MDq2WO2XWHztgyNm7psm9I6yWWIu06RXBi9zqdAlgsrrtdq7uj4KTHor+uuJB10BQ==
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

2026-09-17T11:19:54.640877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039711
observed 45beafdd8bf1e93fa76d30616b102be9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.622617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039711/manifest.json
observed 3327c12ff4a60a1439a61ac85638cf64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.604477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039711/publication.md
observed 54659b69b285c99996469c370890e197...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:54.585543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039711/publication.txt
observed 3a06da6474cf4cab86187aa2ad873d43...
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.