OpenTechnical

OT-2026-000030960

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000030960) never changes.

Identity and time

Publication numberOT-2026-000030960 · never reused
Internal UUID01a0ae74-3fb6-7d9b-92c9-8a76e738e5c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030960
StatusPUBLIC

Content hashes

Canonical text9eba7151f0db0dd495407c6700f95c853d03c1edb1c7d4a0970898f0b5cfea0e
Markdown057bd44c930d33c163cf88dc907a203036d3e93ed80566a092da7556b8a243e9
PDF
Publication page0682449c789dac55a4e339e526fedf098724337b09a2a3bea5c87dd0111d4ceb
Manifest6cf7c479377e4e1097f61e4995980fc558894a7fec1c2f5e10da6cf302092d35

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
SignaturelB5OFs1l8bvuhTgig+KvM5yuWbwVvrkj6kUUP8oycQlh1wKpAhUfjp8HACueZ7iDB0QlvEKkDm7juOQEDMntAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:36:57.755995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030960
observed 0682449c789dac55a4e339e526fedf09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.735419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030960/manifest.json
observed 6cf7c479377e4e1097f61e4995980fc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.716427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030960/publication.md
observed 057bd44c930d33c163cf88dc907a2030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:57.697138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030960/publication.txt
observed 9eba7151f0db0dd495407c6700f95c85...
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.