OpenTechnical

OT-2026-000024593

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000024593) never changes.

Identity and time

Publication numberOT-2026-000024593 · never reused
Internal UUID01a0ae70-e8cd-76fc-b080-7301353c7162 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024593
StatusPUBLIC

Content hashes

Canonical text861d9374edb117de77ed159260115557f424a63fa90fcc9d929be460f591a034
Markdownaee5247b7492ab0e12588d2c130d374526514d9cbfe87616118432cb39086b41
PDF
Publication pagec0f1ce1887ee57e8e2e5e94779992430f418c3924ce38e89dd94543de5c8fdfb
Manifest3c55ca8b5c16be3db8556acbd648db1c7fc9bb3a803520ca14a23c2e76a9d90d

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
SignatureFD+p4o6VwlnxzBevZoAZdhLCPBNkeSKCtm8lpVt3B6kvAMDw5zY2Lec66mg7BOM2mhPZdnnh5zZaMul9eg58Ag==
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

2026-09-17T11:50:45.919175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024593
observed c0f1ce1887ee57e8e2e5e94779992430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.901756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024593/manifest.json
observed 3c55ca8b5c16be3db8556acbd648db1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.883984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024593/publication.md
observed aee5247b7492ab0e12588d2c130d3745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:45.865536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024593/publication.txt
observed 861d9374edb117de77ed159260115557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:47.156099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024593
observed c0f1ce1887ee57e8e2e5e94779992430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:47.140284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024593/manifest.json
observed 3c55ca8b5c16be3db8556acbd648db1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:47.124087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024593/publication.md
observed aee5247b7492ab0e12588d2c130d3745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:47.106876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024593/publication.txt
observed 861d9374edb117de77ed159260115557...
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.