OpenTechnical

OT-2026-000099208

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold 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-2026-000099208) never changes.

Identity and time

Publication numberOT-2026-000099208 · never reused
Internal UUID01a0aea2-8288-7814-8889-60ab24d38e39 · 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-2026-000099208
StatusPUBLIC

Content hashes

Canonical texte30e3314ca17341054d7baac1526b538584f950128a3e7c82e7c8c337ef3f016
Markdown5b4c166a2bb2a964b213f8a5667c8ba1886d87a4476cfdf962f143a07187fa42
PDF
Publication page79fa4fb5f8b70987e11bffe75cd30f10cec217ecc37fb43eb53f182b890e59df
Manifest73e9ad4590a1ed1d9c7f512cb2ca8e46b5cf0214da3277d185952455af0a4204

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
Signature+D3jLm3SgWmmo+eTMh8kjFjh4cNg0M74Oe0aO35g/wDVqMACKNEOtJrIyUohjnoNSDNWmZi9TpkRo/Qv+iCtDQ==
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

2026-09-17T09:30:36.114106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099208
observed 79fa4fb5f8b70987e11bffe75cd30f10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.096061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099208/manifest.json
observed 73e9ad4590a1ed1d9c7f512cb2ca8e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.078296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099208/publication.md
observed 5b4c166a2bb2a964b213f8a5667c8ba1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.059575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099208/publication.txt
observed e30e3314ca17341054d7baac1526b538...
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.