OpenTechnical

OT-2026-000006188

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, ejector fed, contact triggered on the face

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-2026-000006188) never changes.

Identity and time

Publication numberOT-2026-000006188 · never reused
Internal UUID01a0a952-5420-7df6-88d4-dbffd8e28a92 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:25:40.130483Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006188
StatusPUBLIC

Content hashes

Canonical text5aa1e71efb261ed57869702723cd365bfddd37dd72c3f8b152ce78bfa9257a0a
Markdownc2b708db433c22396182cd0617c6e3559d8b02527da5e37f689a1cd40437d674
PDF
Publication pagedecd1e38bb210febb92b1dce5f40efb24d41a0ad18370947ebd1076b72a40979
Manifestcee4ebfed5d929720d84e3e96688b2fb5b0b55709b1f894cc6bb894c03e715ec

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
SignaturekplPuL2WaVWN3cs13orK9sCiY24FabucQzyEPAc7cy7bgXBHSWL6HswWtR7NGX5nvWRY3APU2DezxDvVflJkCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:17.246631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006188
observed decd1e38bb210febb92b1dce5f40efb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:17.227613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006188/manifest.json
observed cee4ebfed5d929720d84e3e96688b2fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:17.210966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006188/publication.md
observed c2b708db433c22396182cd0617c6e355...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:17.198652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006188/publication.txt
observed 5aa1e71efb261ed57869702723cd365b...
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.