OpenTechnical

OT-2026-000056908

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000056908) never changes.

Identity and time

Publication numberOT-2026-000056908 · never reused
Internal UUID01a0ae87-7af8-75c7-95f1-02faf29eb22b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056908
StatusPUBLIC

Content hashes

Canonical text29623862fa63ad89474c0e4ef2d43600f9275913e1dece9c2dcc56dc3437c5fc
Markdown2f6267e0cab384343a5f8ca3921f8b7ed4dff07c4a895ffde268f14deb3388c0
PDF
Publication page6a9d5ab4777074ce3331ccc09b51e1dcbee772c1f79605c4273fb0fb3c94ec22
Manifest804d79105fb7ddcb35185dc108621c8fd30abf8c8493e0e085afce91f1b2165c

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
Signaturel/D66GcwRVZ9PEVxvMWsMyU5Fa8PAsXsUHRJf2MThQ3+zIWWKaCCX5NhIWOhCc1L/A8SO6nr91zG/Dgb1gfZCg==
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

2026-09-17T10:50:27.054068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056908
observed 6a9d5ab4777074ce3331ccc09b51e1dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.034812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056908/manifest.json
observed 804d79105fb7ddcb35185dc108621c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.002306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056908/publication.md
observed 2f6267e0cab384343a5f8ca3921f8b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:26.982185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056908/publication.txt
observed 29623862fa63ad89474c0e4ef2d43600...
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.