OpenTechnical

OT-2026-000101295

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000101295) never changes.

Identity and time

Publication numberOT-2026-000101295 · never reused
Internal UUID01a0aea3-c379-7669-8f00-11a76e77037b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101295
StatusPUBLIC

Content hashes

Canonical texte6ececfb98e8193bd2430e80d4904a9adc3ddb8c0f67fd7c042f9ee31daf52b9
Markdowne320f2029781f8ffa5bcd49bdfbb972d3f32d947e6fae7a8acf80de58ba39fa0
PDF
Publication page4c968c31c344063abd83db37f61bb89c1a8bdbcfc53e0020764a495038c74435
Manifest35a83b59a911e49a8f1a76be51060f611bd75171ada32de005ac69a10229a741

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
SignatureZAUKhXXeLVxyoa1AktLUZPxkHYmQbHlw1qXxZpu04kYZuBN6BGRaQIgbW8wN6ea3VcagwmxdQ1cDZAEi0hIMAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:58.710987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101295
observed 4c968c31c344063abd83db37f61bb89c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.692311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101295/manifest.json
observed 35a83b59a911e49a8f1a76be51060f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.674525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101295/publication.md
observed e320f2029781f8ffa5bcd49bdfbb972d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:58.658996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101295/publication.txt
observed e6ececfb98e8193bd2430e80d4904a9a...
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.