OpenTechnical

OT-2026-000103182

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000103182) never changes.

Identity and time

Publication numberOT-2026-000103182 · never reused
Internal UUID01a0aea4-be3e-7e8e-b245-c98963166cec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103182
StatusPUBLIC

Content hashes

Canonical texta77d07092fe356e0a03b8c28d7495a691645baef9335567431ccea6bdbbc9ab5
Markdown8a2a6bad10e996e537ceab3e063bdeeb65fc8d6237726f7379ae78f556b54a5c
PDF
Publication pagec57910a30cba9e1591841bade54c9a759b2b1823825d539e70652c0a89593b28
Manifesteb898534e08d004d7f6f76aa3d0e018837a56dcadce246d6e4abace0b840654d

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
Signature+0upA2R13MsP+9IXrBhELoR1Os4vQ4bYxGoy3YmlkOQ/N3vYrnG5Kt17dsVWHTlLPiXkOvIgOky1KXIValUEAw==
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

2026-09-17T09:23:24.171567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103182
observed c57910a30cba9e1591841bade54c9a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.154774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103182/manifest.json
observed eb898534e08d004d7f6f76aa3d0e0188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.135933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103182/publication.md
observed 8a2a6bad10e996e537ceab3e063bdeeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.117102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103182/publication.txt
observed a77d07092fe356e0a03b8c28d7495a69...
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.