OpenTechnical

OT-2026-000046385

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000046385) never changes.

Identity and time

Publication numberOT-2026-000046385 · never reused
Internal UUID01a0ae7e-57db-74c1-9242-980e0a16e87c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046385
StatusPUBLIC

Content hashes

Canonical text7389e26080f1307b20bd9759977bc50dc2fd8a4d4a9c422d779bcdb6029464d6
Markdown5025420fd350a5d7990e2212873affb720e0b35f7911d5dd42fb99bf0a49293a
PDF
Publication page1c8d5bac4c31ee5a80b9810963229af442f4f29781edc28c9aa33cdd35ff3524
Manifestf85b7ccce0a6776311bb8da0869487522a43349ccbdf32198254401d53424062

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
SignatureENvpgN6eoBoYweXsscdKgus0fo6Tp57N8oYej2m0UgHa3USmIU47O5YWBnKsuegAfJUrdV6trGyt9xD6zPdDDQ==
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

2026-09-17T11:08:23.298375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046385
observed 1c8d5bac4c31ee5a80b9810963229af4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.282423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046385/manifest.json
observed f85b7ccce0a6776311bb8da086948752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.265766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046385/publication.md
observed 5025420fd350a5d7990e2212873affb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.248680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046385/publication.txt
observed 7389e26080f1307b20bd9759977bc50d...
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.