OpenTechnical

OT-2026-000005066

Publication integrity record

Vacuum cup gripper, three zone face, three stage ejector, contact triggered

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-2026-000005066) never changes.

Identity and time

Publication numberOT-2026-000005066 · never reused
Internal UUID01a0a92c-c62d-74ce-96f0-50bd44598fb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:44:38.960244Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005066
StatusPUBLIC

Content hashes

Canonical texta9d13aa3a99ac2ee8b0a7e46568cb8e0085f696c2a482ec435a80e12c805a53b
Markdown07c274ea8d1ed238319c6349d072b1b4bd8103dea849bbf6c76267667fc30d89
PDF
Publication page6ebbaec705ec3c2a47d56cd2e5f797763ef622be83ca2e7729bfc62a4f907144
Manifest88f6e527e1da9a0b1b74fc6c3c9bf93e67d01baf4a1ce9cc314925c515950e2f

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
Signaturevrj+Ii6U22fJPv2E0t5PnsppmnlrDAMCcuC2Ts9n9fRwZg25bB/mZoOKBzrcyhfH2d8NiuW7vNviGFHW8lTADg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:19.220796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005066
observed 6ebbaec705ec3c2a47d56cd2e5f79776...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:19.207525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005066/manifest.json
observed 88f6e527e1da9a0b1b74fc6c3c9bf93e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:19.192643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005066/publication.md
observed 07c274ea8d1ed238319c6349d072b1b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:19.179450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005066/publication.txt
observed a9d13aa3a99ac2ee8b0a7e46568cb8e0...
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.