OpenTechnical

OT-2026-000083946

Publication integrity record

Six bellows cup 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-2026-000083946) never changes.

Identity and time

Publication numberOT-2026-000083946 · never reused
Internal UUID01a0ae98-0418-79e9-b8f8-c6693edc0d89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083946
StatusPUBLIC

Content hashes

Canonical text89efb70ee6722c932e88d4ea594c1b9838778b923588b235055971636b8bdc18
Markdown22dc754fb37ed675b1e3a13e516495e2cc953ac18ab4a9a516e01c5e125e924d
PDF
Publication page75a0e9be7d8b7a59e48a52dc4c7a0587ce6e15a4fee0fbe1a8e0b17865b22ba7
Manifestaa9a7a8e4a77a527e9f239bde17757b24f85bbef153b809e7e0acb5726dd50dd

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
SignaturenngXQnMUzNURGHTM07ueoTQLqgVzoe4MWRpdMS9N9uzeFSxtL1GnOVWXxsgoqgz+SzDas8aInACmZjQMLo9aDA==
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

2026-09-17T10:00:27.026771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083946
observed 75a0e9be7d8b7a59e48a52dc4c7a0587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.002852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083946/manifest.json
observed aa9a7a8e4a77a527e9f239bde17757b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.977373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083946/publication.md
observed 22dc754fb37ed675b1e3a13e516495e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.927567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083946/publication.txt
observed 89efb70ee6722c932e88d4ea594c1b98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.699410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083946
observed 75a0e9be7d8b7a59e48a52dc4c7a0587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.681735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083946/manifest.json
observed aa9a7a8e4a77a527e9f239bde17757b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.664944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083946/publication.md
observed 22dc754fb37ed675b1e3a13e516495e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.650004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083946/publication.txt
observed 89efb70ee6722c932e88d4ea594c1b98...
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.