OpenTechnical

OT-2026-000098148

Publication integrity record

Two cup vacuum gripper, two 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-2026-000098148) never changes.

Identity and time

Publication numberOT-2026-000098148 · never reused
Internal UUID01a0aea1-e963-7af1-918d-46d2506c353d · 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-2026-000098148
StatusPUBLIC

Content hashes

Canonical text0adf75f75bc13106ad75f039b63436dcb62cb457581cc781b1a31345deb3337c
Markdownf61af2136ce128d4de5cde6d74ab79ae217fbfef4232b82162fa3bca247b4189
PDF
Publication page90756632647b83276ecf13d68b4a3f6809611773c160073b00daee1e8fa28a68
Manifestbdbccbd0079692d087bca0b5a5ca1a1ef7b618a9a4c6b6a4abd9e61890675015

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
SignatureAFiKXVHV/q7w0HjaUZexsqAIIb/gyPO1EvNHWB2NTwIDhboGqklCjugcusGz05dzPEwSEUoABVVdRbKP9wAlAQ==
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

2026-09-17T09:31:17.783266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098148
observed 90756632647b83276ecf13d68b4a3f68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.766042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098148/manifest.json
observed bdbccbd0079692d087bca0b5a5ca1a1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.748184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098148/publication.md
observed f61af2136ce128d4de5cde6d74ab79ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:17.728621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098148/publication.txt
observed 0adf75f75bc13106ad75f039b63436dc...
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.