OpenTechnical

OT-2026-000017698

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000017698) never changes.

Identity and time

Publication numberOT-2026-000017698 · never reused
Internal UUID01a0ae6e-96fa-72fa-9286-c8c128d750c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017698
StatusPUBLIC

Content hashes

Canonical textf150106faa5ca0427f97f795a5749162f205615b28a35221849725eec579242b
Markdown5b2f986dc70e40a1bf1c7fb35ad6a098af64a31f88b2a332e068b481f224e65d
PDF
Publication page9fe94fa2b2e29884863b52a6836a2dd93ff0853218995cb0d8d342312e95491e
Manifestef33cf36b740e82a20345cd9791a2a35f1e6475ec1507b4e8619fe8d2bacbb67

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
SignatureVz/HsQ7oLmHQDAwZoNg8dz8r9CBCzUOO+9cP0BhC+DaQjhVOHLefczJ3aho2tGdGek8V+YqprdQlpkBx3hupAA==
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

2026-09-17T12:01:38.882096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017698
observed 9fe94fa2b2e29884863b52a6836a2dd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.865862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017698/manifest.json
observed ef33cf36b740e82a20345cd9791a2a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.849453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017698/publication.md
observed 5b2f986dc70e40a1bf1c7fb35ad6a098...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:38.830943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017698/publication.txt
observed f150106faa5ca0427f97f795a5749162...
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.