OpenTechnical

OT-2026-000017583

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed 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-2026-000017583) never changes.

Identity and time

Publication numberOT-2026-000017583 · never reused
Internal UUID01a0ae6e-76ca-7c86-ad28-0b92a7f5ef02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017583
StatusPUBLIC

Content hashes

Canonical text1b29d78ab64b6e1e6308901de3fe69769193794f2294604c55e04b987d1a7b0f
Markdown9ba38451e657c94ce80612f51eae05793019cf8302e73dde611262513af2c9ba
PDF
Publication pagedae6fa9130a345680a8883518ad5ad5fe8ae8a8de8b75da24b23f33b182eb77c
Manifest4b3099b84918b021734a9ed989e17032a5f6782909a73d522fc25dfd7c8ae021

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
SignatureNk9iRbCRo/+gzd7fX6o++f8PmqdS2yhYMHUvbcfbD/9R9ANtEmpouCzHxqWf2WNRAywnDKKEG36H7YO+AvjjDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:45.530890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017583
observed dae6fa9130a345680a8883518ad5ad5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.513899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017583/manifest.json
observed 4b3099b84918b021734a9ed989e17032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.496324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017583/publication.md
observed 9ba38451e657c94ce80612f51eae0579...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:45.477564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017583/publication.txt
observed 1b29d78ab64b6e1e6308901de3fe6976...
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.