OpenTechnical

OT-2026-000102626

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, 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-2026-000102626) never changes.

Identity and time

Publication numberOT-2026-000102626 · never reused
Internal UUID01a0aea4-858b-7c02-8eaf-e22d95dbcea5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102626
StatusPUBLIC

Content hashes

Canonical text4d47e3371e8834e79b3fa09f80cbab21e69c7182b282e06dcb5c328c8057009b
Markdown9576561572c88a3a83b43a40c3809104e5847cd45c62bba784620f29134c2c7c
PDF
Publication page1737d595ab5f8aea9d12b648ce0deadfa62475b9f1d52d93905fc8296cb1ffbf
Manifest8f5e337e255150491bba0ca3f9b8d310269e49b1d2069313cb653b811377e015

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
SignaturewrOgeioEo5+Q2EVW9wk/jTUmHL1llR1xilhFE6bVqY4lz8e5hT0GbxRvIMwposSzJkxFGeBcwVedjDZHOy5RDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:07.170779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102626
observed 1737d595ab5f8aea9d12b648ce0deadf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.152012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102626/manifest.json
observed 8f5e337e255150491bba0ca3f9b8d310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.134421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102626/publication.md
observed 9576561572c88a3a83b43a40c3809104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:07.116073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102626/publication.txt
observed 4d47e3371e8834e79b3fa09f80cbab21...
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.