OpenTechnical

OT-2026-000080196

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after 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-2026-000080196) never changes.

Identity and time

Publication numberOT-2026-000080196 · never reused
Internal UUID01a0ae96-7e76-77c7-82b5-43b6271da01e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080196
StatusPUBLIC

Content hashes

Canonical textee0bdade8cbe6fe5fc9007acee00f691d15d296871dc8265bee32bc2f27c1bce
Markdowncbca6b5391f05d154eb336733641655d5b415f2089866e53eb28aef05eb3ec5b
PDF
Publication page0abc0ce1119ab15e996b81d2a467a4d699bbb398e50784184dd3ca4baa2621ab
Manifest794180233567f667eeb97d75433dfac222e6866fe4ac71f088499734c11300ea

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
SignaturewoL0de7m0eqvDsXWDHDPA7Hg4V6U6bKEqTnBm27dKskK3um+zPM278t0EgRczUGqI20IDmX+avNCIy978kL5CQ==
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

2026-09-17T10:02:38.432976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080196
observed 0abc0ce1119ab15e996b81d2a467a4d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:38.413843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080196/manifest.json
observed 794180233567f667eeb97d75433dfac2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:38.395235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080196/publication.md
observed cbca6b5391f05d154eb336733641655d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:38.375814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080196/publication.txt
observed ee0bdade8cbe6fe5fc9007acee00f691...
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.