OpenTechnical

OT-2026-000064754

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000064754) never changes.

Identity and time

Publication numberOT-2026-000064754 · never reused
Internal UUID01a0ae8d-deba-7f00-934b-cbdb8c242108 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064754
StatusPUBLIC

Content hashes

Canonical textaf6cf308c9a7090dac0ce39121357975e995a176929f7c83932a137310eaa1e3
Markdowna93410eb8d0c475f0c3f922cbc9dbcb9f3331b4c2d709cec754b43319d73f83c
PDF
Publication page3089b31a51f9fc9d71d39ad66cb97a546c5947701676206c7edccb5fa9ef7383
Manifest052532b1f998115ba5d983cd936531c1a6aa2713ef6087bf3a3fc89a5bbf4c9b

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
Signature010NymskYoegtRgcFLueEZ1vRLgY9vquGfJRbnxcbRcmLj8YtZkJ4VAfK7xnyIOfZLq/fQKiGJkClzdlgMMGDw==
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

2026-09-17T10:35:38.287195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064754
observed 3089b31a51f9fc9d71d39ad66cb97a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.269537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064754/manifest.json
observed 052532b1f998115ba5d983cd936531c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.235051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064754/publication.md
observed a93410eb8d0c475f0c3f922cbc9dbcb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:38.216848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064754/publication.txt
observed af6cf308c9a7090dac0ce39121357975...
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.