OpenTechnical

OT-2026-000060716

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000060716) never changes.

Identity and time

Publication numberOT-2026-000060716 · never reused
Internal UUID01a0ae8a-b7ce-7b3a-9ff9-eda1b380d235 · 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-2026-000060716
StatusPUBLIC

Content hashes

Canonical text0e18cbe514d0938fa8aeb1853af1b725ff00a7636a953d024402fd854224ae3b
Markdown1266caf6e91fd66deea5c934b3aefacd60f0a55344f08c74045953d2ade39f44
PDF
Publication page5c7df47bc6e6f4c0b257bd4908cdfcb3f522bc0df32246a320e8d6cee667f424
Manifeste77044d6fba4d010bfbc3defc73333c7ed083559fd58ca82657ee235896d80d2

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
Signature/OLd6uPLeVc/eOOE0GQ/pu362tkp+B2o98lZNNWJSDRBkDDBB/5UkYQmSq3On/OFhHWZA9UnwAPkc1VI21+MDQ==
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

2026-09-17T10:43:21.977983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060716
observed 5c7df47bc6e6f4c0b257bd4908cdfcb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.960204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060716/manifest.json
observed e77044d6fba4d010bfbc3defc73333c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.943553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060716/publication.md
observed 1266caf6e91fd66deea5c934b3aefacd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:21.926205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060716/publication.txt
observed 0e18cbe514d0938fa8aeb1853af1b725...
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.