OpenTechnical

OT-2026-000051716

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000051716) never changes.

Identity and time

Publication numberOT-2026-000051716 · never reused
Internal UUID01a0ae83-7c83-7453-abd5-de5bb9112126 · 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-2026-000051716
StatusPUBLIC

Content hashes

Canonical textf2c8ef95e2a9d7810bdb133b8c72d8a505c99b09e7441fd9d78a749bf469da82
Markdown4a76dfa09611bf1a38cd507e0ce1e98c284fd292b8a33458b6abbc7f6cea13bb
PDF
Publication page74d5bd3bca352defacc4d34ba73094d0bbcb3cbde913594d38f469e55578ea8f
Manifesta94b09bb9610fbaa3daa764da5ceb480a34f15206694cbe834ee4a4e263728b3

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
Signatures/j+qJSF8SWeZonE9R+YVW/HI2BWs++qNkWBCXw4BnXH07vM7FBU74cptu6ew17O9AyVBAcU87Nr25p7zvzyDA==
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

2026-09-17T10:58:36.096609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051716
observed 74d5bd3bca352defacc4d34ba73094d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.076339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051716/manifest.json
observed a94b09bb9610fbaa3daa764da5ceb480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.057152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051716/publication.md
observed 4a76dfa09611bf1a38cd507e0ce1e98c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:36.038278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051716/publication.txt
observed f2c8ef95e2a9d7810bdb133b8c72d8a5...
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.