OpenTechnical

OT-2026-000026151

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, pulsed blow-off before set-down, on a tool changer

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-2026-000026151) never changes.

Identity and time

Publication numberOT-2026-000026151 · never reused
Internal UUID01a0ae71-a840-7c99-936e-ad1f240f2a06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026151
StatusPUBLIC

Content hashes

Canonical textab200910bff4bd659160d66be07c0ede9e792259d7e357b59f56fdc04cf02476
Markdowna526b111302a871b53617e7ff87a2d81545aa500a1a688d3674106347916cba9
PDF
Publication pageee43dc58f3e5f4a718f3fcefb395e4e6ddf90cd2e49bbcda3cae50019bacd25b
Manifeste637a9ecd58437b41061eacb8afdb8436f40638411727a474bbfcef6795fa262

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
SignatureJxyaETSIgoova9P+1rfYIEYYOvlSQHFGoot2J1TG9bYnC/OZmv1qjVsiRqzec1rdteATE8SVWfVRWM4EBWAlCQ==
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

2026-09-17T11:46:39.517870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026151
observed ee43dc58f3e5f4a718f3fcefb395e4e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.501921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026151/manifest.json
observed e637a9ecd58437b41061eacb8afdb843...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.481797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026151/publication.md
observed a526b111302a871b53617e7ff87a2d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:39.457820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026151/publication.txt
observed ab200910bff4bd659160d66be07c0ede...
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.