OpenTechnical

OT-2026-000066168

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000066168) never changes.

Identity and time

Publication numberOT-2026-000066168 · never reused
Internal UUID01a0ae8e-8dc3-7899-8b6b-e9f8991d2746 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066168
StatusPUBLIC

Content hashes

Canonical textebc4d2572f36037ab81450c58b6247026266eb4dd7f8a2a5b0ca22a5a46f3438
Markdownfd76e577605196a5728f972f9d2a39dc149e15630ebb149eaa7cc9c083f0d69e
PDF
Publication page8a3a478611851e6251c5c19320d9b6616d09828d2792aee7fc1c0189fc8cad36
Manifeste13b71c92831b808f30d162a95451b386233ae7bcbe90438d7b141760ade2af6

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
SignatureTPSIEzfuiPJAd23cVTaNiR5IA8C1zueFg6C/lcNWIG2JEyAZD/po0QbQpTAEmK9vYSqjNL65fCWeTk14Q0K8AQ==
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

2026-09-17T08:51:07.237838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066168
observed 8a3a478611851e6251c5c19320d9b661...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:07.089665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066168/manifest.json
observed e13b71c92831b808f30d162a95451b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:07.072221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066168/publication.md
observed fd76e577605196a5728f972f9d2a39dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:51:07.054436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066168/publication.txt
observed ebc4d2572f36037ab81450c58b624702...
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.