OpenTechnical

OT-2026-000093119

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093119) never changes.

Identity and time

Publication numberOT-2026-000093119 · never reused
Internal UUID01a0ae9e-0910-7ca0-b486-9f038872835b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093119
StatusPUBLIC

Content hashes

Canonical text8e6baf15cd454beed5c34810d0cbebf8bd783034c84159d0406c24f56d901456
Markdownb74059d6d287afd25f6f980cdc0e101781a383b13f733df09222bda96776c298
PDF
Publication page3c97d7d03c3d1e319b2dbc42d3d29e8f4a4ddc23f9b36ab8040f206424119570
Manifest2fbeaf2f4be30686b6d9f5951aaa1a13c4b6a6208460a1b28cae22bbc7bccd21

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
Signature1myapuoSdWA2bSvEKL7+LcYpwhLMaHGv8Ushg+6tS0scZrGEnmtO4DMpMaTnGQoWJn+kEdKxWDBQQial8UxJDg==
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

2026-09-17T09:40:24.286977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093119
observed 3c97d7d03c3d1e319b2dbc42d3d29e8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.268632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093119/manifest.json
observed 2fbeaf2f4be30686b6d9f5951aaa1a13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.250991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093119/publication.md
observed b74059d6d287afd25f6f980cdc0e1017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:24.233273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093119/publication.txt
observed 8e6baf15cd454beed5c34810d0cbebf8...
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.