OpenTechnical

OT-2026-000096421

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000096421) never changes.

Identity and time

Publication numberOT-2026-000096421 · never reused
Internal UUID01a0aea0-a4a9-79ef-ae22-3b1bd57c9d99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096421
StatusPUBLIC

Content hashes

Canonical textaf3fbfa2b3e0d6fef6f2a555cd8ff54927b963754f9aa0843585b5cd30a4e0b0
Markdowndad65f55eaa0fb5e086e0e31c9bb80b37ccd9bdf9da656d7c490fb8f19941519
PDF
Publication page1e2adf218b60f8c5ec72b60cc6d146c2068f8d47d88d38a3c575f55ca4c52487
Manifest714f74d7c0d870958d7c7c317e13d9f309628d0e8ac4132346ba4b3b85f496bf

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
Signature8D8T3f7Ij4AJvE9SHa1HT73GUWkslWwnRVrhntuc08cx4jrpbhHSJnWi6fNiB7mg3YplIA1fcfLVqBIVa/i8Cg==
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

2026-09-17T09:33:43.306176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096421
observed 1e2adf218b60f8c5ec72b60cc6d146c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:43.284204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096421/manifest.json
observed 714f74d7c0d870958d7c7c317e13d9f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:43.264086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096421/publication.md
observed dad65f55eaa0fb5e086e0e31c9bb80b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:43.240037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096421/publication.txt
observed af3fbfa2b3e0d6fef6f2a555cd8ff549...
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.