OpenTechnical

OT-2026-000005615

Publication integrity record

Vacuum cup gripper, per zone isolation, ejector 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-2026-000005615) never changes.

Identity and time

Publication numberOT-2026-000005615 · never reused
Internal UUID01a0a93f-1559-76c1-ba5d-ceb9e9cf07d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:38.876714Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005615
StatusPUBLIC

Content hashes

Canonical texte62af919fb7a7b9cba8c3479f5b6e45e016208a63b6f75cb9c002bd5b323a791
Markdown3fb3a47bb99132ac4f1c06c06280dbe30ba1da525320bf6c32b53813bf8c646a
PDF
Publication pagebce6bcf050bbce8941bd0a8aac2afb59af792f66450fa9300c83f12cb9576ea9
Manifest2e3d4b3da6756727111e1131827bb4999610c42abce5fe9e86d92c39e21bc485

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
Signatured3aVA2hHOmN5Uc0ByT2j+grhTWXdx4e7Go6qwyGfP6TOO/0xlbEJjroFIV0L/03Gy4fBzNIPvoOYyrp2Pd0ADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:20.467635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005615
observed bce6bcf050bbce8941bd0a8aac2afb59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.454070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005615/manifest.json
observed 2e3d4b3da6756727111e1131827bb499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.440583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005615/publication.md
observed 3fb3a47bb99132ac4f1c06c06280dbe3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:20.426508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005615/publication.txt
observed e62af919fb7a7b9cba8c3479f5b6e45e...
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.