OpenTechnical

OT-2026-000027225

Publication integrity record

Three cup vacuum gripper, three 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-2026-000027225) never changes.

Identity and time

Publication numberOT-2026-000027225 · never reused
Internal UUID01a0ae72-3454-7b1f-8baf-aed2e2573541 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027225
StatusPUBLIC

Content hashes

Canonical text0c1e80d31cb1397e8c425c3dc4412aef4f347994e3e1a79fd8155bafd922d62c
Markdowncf050fd0629f3ebd0c11c7360f36129bbd6e7cfbb508e45e9963d926c08a5b7d
PDF
Publication pagecf0d6c01d74f2a5c04a3f4b6629478421eda1e6e6fc9149e245f29a15355f43e
Manifest1e7dc9603321bc1fe0556dbd6b4aa9cd3c620bb852650d2088216e7a4e4f2fca

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
Signaturesl7wpnRNqIswCuKEhzAX3gWOeniTSOdo4Y5xHOj7Tu8JOzTWI0cepnueSqZNoFpppBNohBu5iwyLEf1c/TENDw==
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

2026-09-17T11:44:07.067588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027225
observed cf0d6c01d74f2a5c04a3f4b662947842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:07.047637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027225/manifest.json
observed 1e7dc9603321bc1fe0556dbd6b4aa9cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:07.029536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027225/publication.md
observed cf050fd0629f3ebd0c11c7360f36129b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:07.013716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027225/publication.txt
observed 0c1e80d31cb1397e8c425c3dc4412aef...
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.