OpenTechnical

OT-2026-000065169

Publication integrity record

Two cup vacuum gripper, two 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-2026-000065169) never changes.

Identity and time

Publication numberOT-2026-000065169 · never reused
Internal UUID01a0ae8e-1df9-7318-a74e-dc1a0892e6c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065169
StatusPUBLIC

Content hashes

Canonical text4e91331405cd67184dd3cadfb61aefa3195d446b9f6ea2e635643b93d09f5e02
Markdownf2cb792979269bd6dfd8fc2e2dfd62c8f857ec93981cb7f51cd739fcbcd60480
PDF
Publication page7913fbffae748ab9b9b59595914088bad00faac854afbed9aec0c518de15988b
Manifestc434650ced8274afd78543ec2fa01aeaed8224de18f3b2d521f57642cda164b9

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
Signature3FSMNM5xOeoibL/NCH5H6ZFrfGrLe2nNlXkkDA26dMR1w6Zt700MDnVFY6C5F396MtjTkm6WAFAi4Rmv8hfaCw==
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

2026-09-17T10:35:00.648166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065169
observed 7913fbffae748ab9b9b59595914088ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.630334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065169/manifest.json
observed c434650ced8274afd78543ec2fa01aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.613184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065169/publication.md
observed f2cb792979269bd6dfd8fc2e2dfd62c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:00.595601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065169/publication.txt
observed 4e91331405cd67184dd3cadfb61aefa3...
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.