OpenTechnical

OT-2026-000098232

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000098232) never changes.

Identity and time

Publication numberOT-2026-000098232 · never reused
Internal UUID01a0aea1-e964-76ca-aac2-391340ac0ff9 · 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-2026-000098232
StatusPUBLIC

Content hashes

Canonical texte2b610956d0666e2bdd5ff04d327ed8ddd5bbdce1ed7e816f5005a1dc08a42c9
Markdowncb33f31d308f1feed0dca318de31121d3d14af87e811f1d34eff3e572c779295
PDF
Publication page9785775f0d7612a5f14018a51f7b1b1d737876b56e423153239ae639ef455ff1
Manifest8b50b774ec00ce74e155e4d2010c7f500a97a781944fba7aa03d5d757d3ded98

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
SignatureWAF5eXweT5XY3iXVhj340MLCBtB6d/nHS6VDhwnV228gDgBzSq4idfz+uzaOyjHwB7Nh7zj093E0HOx9HIO6Ag==
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

2026-09-17T09:31:24.810778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098232
observed 9785775f0d7612a5f14018a51f7b1b1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.790953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098232/manifest.json
observed 8b50b774ec00ce74e155e4d2010c7f50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.770091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098232/publication.md
observed cb33f31d308f1feed0dca318de31121d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:24.751669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098232/publication.txt
observed e2b610956d0666e2bdd5ff04d327ed8d...
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.