OpenTechnical

OT-2026-000084008

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000084008) never changes.

Identity and time

Publication numberOT-2026-000084008 · never reused
Internal UUID01a0ae98-5b5d-7f0b-bd03-cca8d7b89f20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084008
StatusPUBLIC

Content hashes

Canonical text06e8680c64e95ca86e800a462b2ee86ff5fea59e720e79864a73a7293405067d
Markdownd9cc03d75e6c5719913b831ce5929809af6084fa6cb969b26246abdbcf67e440
PDF
Publication page88b264d93c4e1bd924e92a22173c13647acd26f343becfa2fc70b13a5776d04d
Manifestb0ed2959761131f9f894c3c3bae897a4e90a56d5ff98a8b87c34f22a6aefe4f6

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
SignatureJYQT5jC18Bu98a6arLEcUA4VxiD/q0vmYSb5Jd+E8dmIpegsVU7SNvgYRR1mX0R/xNQ1PLZS7XrORNFmtKAcAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:43.548711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084008
observed 88b264d93c4e1bd924e92a22173c1364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.530959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084008/manifest.json
observed b0ed2959761131f9f894c3c3bae897a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.513410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084008/publication.md
observed d9cc03d75e6c5719913b831ce5929809...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.495892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084008/publication.txt
observed 06e8680c64e95ca86e800a462b2ee86f...
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.