OpenTechnical

OT-2026-000059232

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000059232) never changes.

Identity and time

Publication numberOT-2026-000059232 · never reused
Internal UUID01a0ae89-8613-78ec-b57e-8882b7f2b45c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059232
StatusPUBLIC

Content hashes

Canonical textfb44a5870aeb7ec20373ab5a2a5acfa1a6f75d7dd125822ec8d28366f7f4c90e
Markdowna8b94ca3171ac37a60fe7b6bcef4e6f1cd03c1156efa622c106d3319d699f06f
PDF
Publication page65226d52ccab114abb4ac59bd6c94b7e6714b112bffbc87c4ef6509a84248b79
Manifest6bbedb4229e22fe0e9195ee92fb467edf4b9ea96a7123451dfc25a4ff03d62fe

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
Signaturef8djygmdDMNhJXHyGtueeCVFZpRkHA16GVYQCzMx2Oq8G9g1h7MVFUQ88kPkdBFhlKh/Em7YaNBH8nl9ACLBDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:10.221021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059232
observed 65226d52ccab114abb4ac59bd6c94b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:10.183130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059232/manifest.json
observed 6bbedb4229e22fe0e9195ee92fb467ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:10.163615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059232/publication.md
observed a8b94ca3171ac37a60fe7b6bcef4e6f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:10.120123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059232/publication.txt
observed fb44a5870aeb7ec20373ab5a2a5acfa1...
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.