OpenTechnical

OT-2026-000046570

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line 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-2026-000046570) never changes.

Identity and time

Publication numberOT-2026-000046570 · never reused
Internal UUID01a0ae7e-57dd-7a3f-b8eb-4428fbfa492b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046570
StatusPUBLIC

Content hashes

Canonical text5b2e17ef6d4034bc826f49d34b8cb65d2aacfb621abf373744724dd5709da786
Markdown29f08479b1b5a154a7e6650975a82744268dd7ffd2cc426724d9cdaad88afd7f
PDF
Publication page17b48a92e2962b7da8f34ae5c4ba1ab84000cd036e3f4376bf007140f956e07e
Manifest3261076d0ec60e39d2df17b27b938cbaa735f60c34818d06e19b22983ab70870

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
SignaturerqgRMBmuMxb4sBPXT7dsWJPRPd00Br+egcAXx+WlNVghum2as50DjYfkZwky8x0jc4+yKa9UXm6zJmiJS/vFDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:38.220963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046570
observed 17b48a92e2962b7da8f34ae5c4ba1ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:38.204105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046570/manifest.json
observed 3261076d0ec60e39d2df17b27b938cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:38.185424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046570/publication.md
observed 29f08479b1b5a154a7e6650975a82744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:38.165294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046570/publication.txt
observed 5b2e17ef6d4034bc826f49d34b8cb65d...
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.