OpenTechnical

OT-2026-000098349

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000098349) never changes.

Identity and time

Publication numberOT-2026-000098349 · never reused
Internal UUID01a0aea1-e965-7172-9e16-876c1e69a5a9 · 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-2026-000098349
StatusPUBLIC

Content hashes

Canonical text836bb2ab7ef88d73abc4185b46463a55185c395b755cf00674db593ddec39338
Markdown4b050ac38511a1fe64b7b95fc1a8b0a94cccb371ee9b73b7b35875b88824bbe1
PDF
Publication pagec896cff395c14e91a441f24a166059478199adf184ccf3a99e18ee74edd787f4
Manifestd88df22282c66eb69ecbaed74fdaae3b04739d22b9b6b4ce58b52d6797d84050

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
SignaturetDhCgyoMklFtao9faZ8AoQbYSLsVlOKVH2ucpJoViCfDsBL1FhFpVuVepb+mzNXp17P8W8j8OptBZ2J+jnijDw==
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

2026-09-17T09:31:34.128048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098349
observed c896cff395c14e91a441f24a16605947...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.109009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098349/manifest.json
observed d88df22282c66eb69ecbaed74fdaae3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.090311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098349/publication.md
observed 4b050ac38511a1fe64b7b95fc1a8b0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:34.072615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098349/publication.txt
observed 836bb2ab7ef88d73abc4185b46463a55...
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.