OpenTechnical

OT-2026-000095357

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single 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-2026-000095357) never changes.

Identity and time

Publication numberOT-2026-000095357 · never reused
Internal UUID01a0ae9f-8f71-74c5-868f-b17fde36d1cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095357
StatusPUBLIC

Content hashes

Canonical text8580b183752592a1d040d87c3dfb454603c942186d3a24b0f6ab86cc03fefa92
Markdown927bf81d2b5c86ca2294d3f0d7640b65aa3675bdf9620830ee3b075cdd72887a
PDF
Publication page3b7a6ec32d4004d87cd4e69c48f28d92a74eb43950453be1bfc98f62d3664122
Manifest6115068fb8aaf3fe9e09755ef1e25eb48b0f35fee0bfa150d1353fcf91df2d77

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
Signaturekh9VVmmoJxFj++uTRU+n7NbJWFW3LxFkaQTKVsy52r9cTMCw51QMeSb+4GzP3PnxaTuXyNep1cKlRHqssr3GAQ==
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

2026-09-17T09:36:43.225748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095357
observed 3b7a6ec32d4004d87cd4e69c48f28d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:43.208729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095357/manifest.json
observed 6115068fb8aaf3fe9e09755ef1e25eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:43.189416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095357/publication.md
observed 927bf81d2b5c86ca2294d3f0d7640b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:43.170201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095357/publication.txt
observed 8580b183752592a1d040d87c3dfb4546...
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.