OpenTechnical

OT-2026-000051856

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000051856) never changes.

Identity and time

Publication numberOT-2026-000051856 · never reused
Internal UUID01a0ae83-7c84-7662-9e8f-d763707652a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051856
StatusPUBLIC

Content hashes

Canonical text8d0906af33b955e0d8275fd7736d6ab85c7937a2a4f593c8e1132d44797d46ca
Markdown389348e6abbd0a2431454ade92d20304bd4e4fd7590cbb340909851d35312e75
PDF
Publication page42d4a9ccf9d9cac4e6363f4262e97c32c1a826f233dcbdf78e085e02011d65e3
Manifest2b7bfce989f5fabf145799308807c652aac2779f65a15a91621bb6ac9d955950

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
Signature7QO1t84K4dde62BI9ACbntpjLC4chaVX/Y1OnyXGCtHCzyIHByf8lU8h/wr8kUgjoA3kAo1hEEUrIA2zt9CUCA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:47.308274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051856
observed 42d4a9ccf9d9cac4e6363f4262e97c32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.289650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051856/manifest.json
observed 2b7bfce989f5fabf145799308807c652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.270446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051856/publication.md
observed 389348e6abbd0a2431454ade92d20304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.250428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051856/publication.txt
observed 8d0906af33b955e0d8275fd7736d6ab8...
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.