OpenTechnical

OT-2026-000056876

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000056876) never changes.

Identity and time

Publication numberOT-2026-000056876 · never reused
Internal UUID01a0ae87-7af8-75d3-bad0-318d8abf69a3 · 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-2026-000056876
StatusPUBLIC

Content hashes

Canonical text745291483949f7b20711ddb6aed8becf519b7212f8f51a4bf269a7fc87f99b98
Markdowncea10327b0704af1ef1a49b637d055a78d12d388900ad3acfdaa0ebf55c9ea50
PDF
Publication page91a0816849dabf0c7442e1cbfcf7ec4cad0613e502741565d53d9d62c0563ff5
Manifest2816bc5f579df8cdf1e6ecf146d732def96de2f7e7878a75160157f32b8d7ebf

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
SignatureQVoTh6AQjolbGSur59yYDJH6iz4o+mX0Xhc+oMoynbJHdvoBzGq9w+sth5QiFrzIf2wIKMN/T01DyN/TmQNLBA==
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

2026-09-17T10:50:24.463938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056876
observed 91a0816849dabf0c7442e1cbfcf7ec4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.444751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056876/manifest.json
observed 2816bc5f579df8cdf1e6ecf146d732de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.428084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056876/publication.md
observed cea10327b0704af1ef1a49b637d055a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:24.408220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056876/publication.txt
observed 745291483949f7b20711ddb6aed8becf...
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.