OpenTechnical

OT-2026-000063628

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000063628) never changes.

Identity and time

Publication numberOT-2026-000063628 · never reused
Internal UUID01a0ae8c-f945-7374-b186-c7c0baefdf1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063628
StatusPUBLIC

Content hashes

Canonical text53eb97ac57379c511e2c62e4776235014aa46151f2fd2fc863d69757d5333e73
Markdown8da464cdff93414dcf362d8bcc89ea74f73e3b0d29183411b1a30bbf5664ff59
PDF
Publication page296af627725f8941b0d349ea06f6758951a67b896f22a8f8e5e47b8ed9bf56e5
Manifest51fc3c7e56515e6a22fc7a35a5ab5b4805bb622b106d0b534984dad973d59693

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
SignaturepCu/eo3jHol3u4QjNgQ0JHUlbMJeB1XmYbyrK4OUEG4KObAopQI9+FXR1cUTEKgezzi4yX0Ws4IFFbyGOnZICg==
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

2026-09-17T10:37:39.425845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063628
observed 296af627725f8941b0d349ea06f67589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:39.406648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063628/manifest.json
observed 51fc3c7e56515e6a22fc7a35a5ab5b48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:39.388920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063628/publication.md
observed 8da464cdff93414dcf362d8bcc89ea74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:39.370216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063628/publication.txt
observed 53eb97ac57379c511e2c62e477623501...
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.