OpenTechnical

OT-2026-000098074

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000098074) never changes.

Identity and time

Publication numberOT-2026-000098074 · never reused
Internal UUID01a0aea1-e963-721f-8c3a-bda38923757e · 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-2026-000098074
StatusPUBLIC

Content hashes

Canonical texta3cdd9c9d75afb983817788b86abbeb2182e207babe74309042c6cfb12e503fb
Markdown892d3ad82784463f2ed9f8451a56ead45c7b26276bc013d433c0d25221ea6c2e
PDF
Publication page9776e8d1094a628b358cef4680de942373db302a4bb153e9a03384150933cd2a
Manifest195fabe172410b3e7a4a566104ae46c3efa068e557658586b5b828817adc666e

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
SignatureJFyK9c9npU0nwrelIPIS3VPiqJEi7Dlyf70BaBKUcVCdNZvhkwPyui7PbuWlx5ZNI5O9ZShg1WtlhjmKmCybCA==
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

2026-09-17T09:31:12.344586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098074
observed 9776e8d1094a628b358cef4680de9423...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.326334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098074/manifest.json
observed 195fabe172410b3e7a4a566104ae46c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.308859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098074/publication.md
observed 892d3ad82784463f2ed9f8451a56ead4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:12.292744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098074/publication.txt
observed a3cdd9c9d75afb983817788b86abbeb2...
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.