OpenTechnical

OT-2026-000098050

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098050) never changes.

Identity and time

Publication numberOT-2026-000098050 · never reused
Internal UUID01a0aea1-92f8-724d-9c86-d684744efbc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098050
StatusPUBLIC

Content hashes

Canonical texta2496b711f00c769627da1f049c7df92c86f119c15ded0d5d60f8082eab2cffb
Markdown2f6347fbc2b160945db51917840345028384b1f7119dccfd69d6e38937b3b343
PDF
Publication page2076320238d5626cd5ab55b89ceb79b1f0c3793b63184452f44e8012797f617b
Manifestbcb5bd13e527a2a8cfe7f59b39de84f8b8a3340bd328e66aa57b5795b1d4c55c

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
SignatureHxuZ8a6YRkZ8Wp3bih1hM22xrk/fjCk9hmQuePw5yRevYTw307VnGWWTlTJ020Z9LWCaDJsgZ7qtxf8LIljuCA==
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

2026-09-17T09:33:13.939151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098050
observed 2076320238d5626cd5ab55b89ceb79b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.921409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098050/manifest.json
observed bcb5bd13e527a2a8cfe7f59b39de84f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.903603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098050/publication.md
observed 2f6347fbc2b160945db5191784034502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:13.883912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098050/publication.txt
observed a2496b711f00c769627da1f049c7df92...
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.