OpenTechnical

OT-2026-000038427

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000038427) never changes.

Identity and time

Publication numberOT-2026-000038427 · never reused
Internal UUID01a0ae78-2d53-7a91-ba0e-af0820c19157 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038427
StatusPUBLIC

Content hashes

Canonical texte75e6226acc1a6b66c2206c18fcfa7a209f68c232ca66c8e262f56f30756e7cd
Markdown673842ac793f009f3623db084f3e7d1cf0c1bfbd1e16c87e0265974a05382839
PDF
Publication page5317100adf5e07f91c8253466a3cabe9cd2a52a758fe2cd5d67d868df311f745
Manifest52b93b8da6655941fda3e86ae59b81c994b096ed6159698718ea292a122bcf38

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
SignaturePiWicQmHfhwbyQHs9dc5IEUmvwwyciOo5pCGCZ4IUZhFhGoXZrKizNi6qh7U5Fyq9f4KHXqUOyWCHedKt/R5CQ==
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

2026-09-17T11:22:39.153075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038427
observed 5317100adf5e07f91c8253466a3cabe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:39.132721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038427/manifest.json
observed 52b93b8da6655941fda3e86ae59b81c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:39.112397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038427/publication.md
observed 673842ac793f009f3623db084f3e7d1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:39.092922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038427/publication.txt
observed e75e6226acc1a6b66c2206c18fcfa7a2...
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.