OpenTechnical

OT-2026-000100934

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000100934) never changes.

Identity and time

Publication numberOT-2026-000100934 · never reused
Internal UUID01a0aea3-c376-7b58-a6e5-397914b9fbce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100934
StatusPUBLIC

Content hashes

Canonical text38f29c3a8d22a6fa718e354196403474986eaf20e513f15bce31e7d31c3988b5
Markdown60b030c3d1d30c014f1cb62613b9ca79c8f8e9f93499ddab4881005a520cce21
PDF
Publication pagea830b0f7d350b642b5eef98a8eefd852c2703ab668a5c458dcad8bdfcf2a56a6
Manifestbdf280b3297579a677ad4518b75b7130db16db021fba12dee11f0a9b418f36aa

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
SignatureYH/0+9FRaxqaMVKEsKb3u5IVw05PLvil1d2x1QKTA4OVruogei+elOQYiVgSnUzB+MofFNCUYC3zf7uRQG1lCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:26.279202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100934
observed a830b0f7d350b642b5eef98a8eefd852...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.261279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100934/manifest.json
observed bdf280b3297579a677ad4518b75b7130...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.243940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100934/publication.md
observed 60b030c3d1d30c014f1cb62613b9ca79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:26.226057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100934/publication.txt
observed 38f29c3a8d22a6fa718e354196403474...
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.