OpenTechnical

OT-2026-000068093

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer

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-2026-000068093) never changes.

Identity and time

Publication numberOT-2026-000068093 · never reused
Internal UUID01a0ae8f-c4fe-742f-957e-708ddbcaf283 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068093
StatusPUBLIC

Content hashes

Canonical text1c9057b2632d66a816202f8d36f177e98391cd0c12ccb3ca520d22e366d0cff2
Markdown409597c35b0f4300299bc8bc40d04ebd74dcfd3dd3f6367a43d5ce318e45d288
PDF
Publication pagee02ca66d6f08dbac2184f040daf1cac387ba5ad0fcd4f73312dbb5ffd4e5f58e
Manifeste333613a8a1329d2a49b775d0e5ec59c076d7f05a7dff93ae35d9a03d186ca87

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
SignatureAGvxJxibuNyy+lHiA+OxYOcUWaxv33wIoaC5bJ3WVpRPJwSggGv6z9yVUYb0UBAsP7yYQV0voeizbDtLlYnZCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:41.294461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068093
observed e02ca66d6f08dbac2184f040daf1cac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.275606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068093/manifest.json
observed e333613a8a1329d2a49b775d0e5ec59c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.255758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068093/publication.md
observed 409597c35b0f4300299bc8bc40d04ebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.237036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068093/publication.txt
observed 1c9057b2632d66a816202f8d36f177e9...
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.