OpenTechnical

OT-2026-000098587

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000098587) never changes.

Identity and time

Publication numberOT-2026-000098587 · never reused
Internal UUID01a0aea2-42ac-7497-a342-63fa0827a54f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098587
StatusPUBLIC

Content hashes

Canonical textfa33f880545e5664e9c40bcb78e18c354dc4f071ae8a83f9df19a48993661396
Markdown9487c6e67cd94fd020694c2cd852393966ce0ed6e52a80a2dea804562e954871
PDF
Publication page088918917ea9d718381b4d2d4826e2706590b8a5d0c7a89afd8b6dc356ce24ef
Manifestad7b106598661d0ad328527c74d66557f8f804f961cd735019c9ba5d84172b9f

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
SignatureyxbL8VMUq4XxWytJ2kM+9kP0gOwKTmrXSMWXR7imIDCS6j2+GZfi9GUjy0IJTC4IeW6RRvJ7zBldXU1uiekMBg==
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

2026-09-17T09:30:51.269518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098587
observed 088918917ea9d718381b4d2d4826e270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.250955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098587/manifest.json
observed ad7b106598661d0ad328527c74d66557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.233363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098587/publication.md
observed 9487c6e67cd94fd020694c2cd8523939...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.217302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098587/publication.txt
observed fa33f880545e5664e9c40bcb78e18c35...
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.