OpenTechnical

OT-2026-000060808

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000060808) never changes.

Identity and time

Publication numberOT-2026-000060808 · never reused
Internal UUID01a0ae8a-b7d1-7fdb-b8e4-d37ad06c7a7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060808
StatusPUBLIC

Content hashes

Canonical text8e57f84075c08a485956d2f720c25c77d5d0a320dde0c5c2e52b29e1ad59f0a1
Markdownbd128349e62a9e03aed8aa80cc4f7812dc809a28320af8ec09c0870fde365bdd
PDF
Publication pagef97a010f9b0bd927ef33292606616cfe6ca36ca5f8a3979e8d13e72878860127
Manifestc7dd978ce4f32bb11f5ce8aa7c2a9d54c6e0d88e0d67943bef0882c733215089

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
Signature8uTD0DhhpxHXaXeyTudMCAw2FVUQZNX0uWyS7+YMXR4Kvqobm5yqVo+vJHZY7D8fJPlCuEom7BviHfPRApTDCQ==
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

2026-09-17T10:43:33.468229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060808
observed f97a010f9b0bd927ef33292606616cfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.451181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060808/manifest.json
observed c7dd978ce4f32bb11f5ce8aa7c2a9d54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.434413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060808/publication.md
observed bd128349e62a9e03aed8aa80cc4f7812...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.418645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060808/publication.txt
observed 8e57f84075c08a485956d2f720c25c77...
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.