OpenTechnical

OT-2026-000098204

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two 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-2026-000098204) never changes.

Identity and time

Publication numberOT-2026-000098204 · never reused
Internal UUID01a0aea1-e964-7c7d-8fd8-ba983a31e797 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098204
StatusPUBLIC

Content hashes

Canonical textccb33a55fa271f732e41b9b16d2c1fcb491098af496a34f5686591902196891e
Markdown6273c417f5c6167dc81d87e497daa6ffcc329f26165c715a582542a76fcefddd
PDF
Publication page752e94ea49a84d8330b40205d0ec2b295461fa9c677126be4b6da3fda66caac9
Manifesta00639880409f2e4567cf1270a5c1d4f6cbdf97c142ace1ee8f3f1095661822f

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
SignatureUKjCFho3nGZNSeoqZXsmx1tA+P3yiPV5Zcys2u52ROw+j1k0bwWmTsU7AiKyv7t4MqDFJp8RDLwV8cClFo70BA==
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

2026-09-17T09:31:21.920279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098204
observed 752e94ea49a84d8330b40205d0ec2b29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.902885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098204/manifest.json
observed a00639880409f2e4567cf1270a5c1d4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.885703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098204/publication.md
observed 6273c417f5c6167dc81d87e497daa6ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:21.868439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098204/publication.txt
observed ccb33a55fa271f732e41b9b16d2c1fcb...
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.