OpenTechnical

OT-2026-000099086

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000099086) never changes.

Identity and time

Publication numberOT-2026-000099086 · never reused
Internal UUID01a0aea2-8287-7894-b4f9-c06123a2134c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099086
StatusPUBLIC

Content hashes

Canonical text83da77402902fff1511effe7943c1ab17c05e89b65eea1926486be030fd07605
Markdownf72b6a7de432d927072cb6fd39100da53c84ac2d4535cce8de54dff3ca9d02f1
PDF
Publication pagef9bc11dbd80350acec33b9194796b88b7d4a0fb2df7b9b1b611fab5433c1c857
Manifest2960235479cac638fb427892145e746b4c9a6dccb96de2a44691d536fa9f5d85

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
SignatureMrg0iyU0uMChaLWhk9GIecpYu/uVFxwaMKGDgL3GhgJsppd9tUURQTdAlBogJUf63ViB3YrYqw5+QuPmxJQCAg==
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

2026-09-17T09:30:19.261989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099086
observed f9bc11dbd80350acec33b9194796b88b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.242579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099086/manifest.json
observed 2960235479cac638fb427892145e746b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.219095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099086/publication.md
observed f72b6a7de432d927072cb6fd39100da5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:19.195875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099086/publication.txt
observed 83da77402902fff1511effe7943c1ab1...
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.