OpenTechnical

OT-2026-000098593

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six 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-2026-000098593) never changes.

Identity and time

Publication numberOT-2026-000098593 · never reused
Internal UUID01a0aea2-42ac-7df6-8362-33ad3356c1a4 · 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-2026-000098593
StatusPUBLIC

Content hashes

Canonical textb19abc399119f69991c8a078a2eafbefdf3270a4b1832cc154ae03acd1bfe03b
Markdown678b8e2c9b5174d43e713b6b185a6d301549483cfe57b4a1c18bc849d387dab4
PDF
Publication page25469f7492ea7006b5c5f27900e9f50520f8b9f14e1819fdb570be2396071326
Manifestc65cadcedfe68644444abdd605d50230d97f4c1676431781de480f430c8f2e85

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
SignaturepAMV1fwHsGIIetjPqXUwzP+wjJirYcvPXLdR5eVZkMG+b0WOubhUxYpX5t2n/6bEGt4eGoIOxRbc4xqjOqgGAg==
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

2026-09-17T09:30:51.707345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098593
observed 25469f7492ea7006b5c5f27900e9f505...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.690858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098593/manifest.json
observed c65cadcedfe68644444abdd605d50230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.673453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098593/publication.md
observed 678b8e2c9b5174d43e713b6b185a6d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:51.656059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098593/publication.txt
observed b19abc399119f69991c8a078a2eafbef...
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.