OpenTechnical

OT-2026-000018434

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000018434) never changes.

Identity and time

Publication numberOT-2026-000018434 · never reused
Internal UUID01a0ae6e-b48a-7dc1-8142-3526806b9746 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018434
StatusPUBLIC

Content hashes

Canonical textaf6d1fd01e42ec21c26d25cb50e81e1dbd34e9b90ba9e8bf41e12df8848c3be3
Markdownda74d25dc0b9b32e4b3714d512090ce48f0f91c981c40ffbc7c4568959dda201
PDF
Publication page5df52c0156246e327f41fb6f5a2edb1aafcef8d1d4e5973e6b41945b9f82921c
Manifest0982b67d108c08ae1b082d5a0e68bdd8ed2f795b297daa467db145ea405dc63c

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
Signature2vYDnMMBj6sgEhM3iFAnJfh7wSnJuu2yKzkdw9JpuKcPNDZABFpicyW+Su1mlfBM8ZGV3znHTqBbPbgb2Dp0BA==
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

2026-09-17T12:01:11.166792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018434
observed 5df52c0156246e327f41fb6f5a2edb1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:11.147580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018434/manifest.json
observed 0982b67d108c08ae1b082d5a0e68bdd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:11.131185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018434/publication.md
observed da74d25dc0b9b32e4b3714d512090ce4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:11.112414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018434/publication.txt
observed af6d1fd01e42ec21c26d25cb50e81e1d...
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.