OpenTechnical

OT-2026-000020046

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000020046) never changes.

Identity and time

Publication numberOT-2026-000020046 · never reused
Internal UUID01a0ae6f-1fb8-77cc-90e1-856e62a81fdb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020046
StatusPUBLIC

Content hashes

Canonical textee5b464f02c8016988474e5dbf0403c24ac354f7cbdde5182b39f08b4639a90e
Markdowndf90c7a385ec1dfa5f465eeefa6ab12e79ce9a33d3fd4c6016ce870cc3d511f7
PDF
Publication page397483fa77898d16d4edb40252821b1fefdb0c5ca2bf04db70fb15798a76ba07
Manifeste64ba22b2c3ae629e57d7a392fdbf12dcddc2a16ac8f12673351f42ed57b9110

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
SignatureJr2khFkAVaBxi4mX8/8DyWLVmAGxxPnxl14V8EM8lT2j6RUFnEC503MmmTdut79xojyfdN6CQiQGkW1rJRK4Aw==
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

2026-09-17T11:58:18.442699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020046
observed 397483fa77898d16d4edb40252821b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:18.425469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020046/manifest.json
observed e64ba22b2c3ae629e57d7a392fdbf12d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:18.406857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020046/publication.md
observed df90c7a385ec1dfa5f465eeefa6ab12e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:18.387453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020046/publication.txt
observed ee5b464f02c8016988474e5dbf0403c2...
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.