OpenTechnical

OT-2026-000033048

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000033048) never changes.

Identity and time

Publication numberOT-2026-000033048 · never reused
Internal UUID01a0ae75-4843-7159-98e3-9b1a7a55da9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033048
StatusPUBLIC

Content hashes

Canonical text52db525fd7d99bec24f22208de9f1cb2c1a009539c6993d27d13fcb4afab75bd
Markdown0b48305fa1e1934442c2ce2d415ec5435e6d4ea74a844621814267383e96b670
PDF
Publication pagefc113ce34892a6d114463a0ecca497e8bd6135fe53d556b2e3971853f1dc28b0
Manifesta56a9ed0597755a47f8c61a7c00bc28cd7e536b6d6617e1b232c3c658665ac89

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
SignatureOImysviv4XPO3zh8giwPxcJf57D3DJnk/j4QuP877Uu0gWI7OoPrL+n8JtaULqbpFrOAnJDMiCnpU7kl/xpJAA==
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

2026-09-17T11:32:41.272945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033048
observed fc113ce34892a6d114463a0ecca497e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:41.254358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033048/manifest.json
observed a56a9ed0597755a47f8c61a7c00bc28c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:41.237195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033048/publication.md
observed 0b48305fa1e1934442c2ce2d415ec543...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:41.219900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033048/publication.txt
observed 52db525fd7d99bec24f22208de9f1cb2...
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.