OpenTechnical

OT-2026-000098428

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000098428) never changes.

Identity and time

Publication numberOT-2026-000098428 · never reused
Internal UUID01a0aea1-e965-7b89-b4d7-c51b57f4031c · 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-2026-000098428
StatusPUBLIC

Content hashes

Canonical text4b2d58bccb161c58b9b87b8ced01328eff508ec1a9e12b39e59ad409811523f8
Markdown1f30332bf1108135a9cc78316625f3d4bf2032dde0a18fb9865db88b57f05ebb
PDF
Publication page6f642988e15fc3d8c96d3be5fdb7da9aae4bf528aa4902c8d4b0a02ef757502d
Manifesta349d55589c7bfcb26b21d49d17d73ed713c8e98b554de3ab0857068eb5558d3

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
SignatureT6/sZQ1Q/i2ZyMAf8mzAsqBi/wFYlwy0VJTbDbHfWkLBAq3Ms1cVvRZ6mB0QeCpjeXJ7ONaP24wTl1N71NdFAg==
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

2026-09-17T09:32:16.935217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098428
observed 6f642988e15fc3d8c96d3be5fdb7da9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.916564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098428/manifest.json
observed a349d55589c7bfcb26b21d49d17d73ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.900153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098428/publication.md
observed 1f30332bf1108135a9cc78316625f3d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:16.883059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098428/publication.txt
observed 4b2d58bccb161c58b9b87b8ced01328e...
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.