OpenTechnical

OT-2026-000092003

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000092003) never changes.

Identity and time

Publication numberOT-2026-000092003 · never reused
Internal UUID01a0ae9d-43bb-742b-b14e-c368d63579c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092003
StatusPUBLIC

Content hashes

Canonical textcaaf8e30f69579b8622642405e04dc0eda7b45db22f7b5d227868d1e162ba81b
Markdown62c1b2fdd099db197c79d1d9bb4bce9b404b01ddbc529c3250abdee514af34c1
PDF
Publication page86c166ffdc7a3d361dd8c8109fc45b37445d5e7ec981c6f0e103738394e6de47
Manifestcbc9856e13df0f1409e4f1ec56d363139118764d91e66cc6000200da4f0b4e63

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
SignaturedKt9KA5UwKUUsvTPWRCdznJgJl4p6jZQHsEltzGKMndXfXRKFaJQ7BNd8vExIpqjChdieAnvj5Oq9O+mwsMYBA==
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

2026-09-17T09:43:01.010002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092003
observed 86c166ffdc7a3d361dd8c8109fc45b37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:00.979985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092003/manifest.json
observed cbc9856e13df0f1409e4f1ec56d36313...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:00.952019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092003/publication.md
observed 62c1b2fdd099db197c79d1d9bb4bce9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:00.923702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092003/publication.txt
observed caaf8e30f69579b8622642405e04dc0e...
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.