OpenTechnical

OT-2026-000014742

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000014742) never changes.

Identity and time

Publication numberOT-2026-000014742 · never reused
Internal UUID01a0ae6d-d093-7eb4-b1bf-fc9da8f3ca34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014742
StatusPUBLIC

Content hashes

Canonical textbdac89585f6ec758221e023cbc8ea0101f160de184f9059217f3d3ed7f9ad3bd
Markdown9fc67034f492db6ef2f101d908c2cfdd1226ca1fa0e297e9322c47bd00c4415a
PDF
Publication page202baf90bf58797443f8f132ac13ad1d152961b9a6a31abdd5cc7c6f1ee72dd9
Manifest604ec04b92fbb33827955389673ee221506e7e9e08fbad3fd2fb177987565c02

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
SignatureFZV0YYrpXZKax0DGDlXb4bHo/KDimmSi7nM/rGSsETPvDK0uA+8mlI3EOZqFWef9vv9azaKalwwFNl26/E/uAQ==
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

2026-09-17T12:06:37.152092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014742
observed 202baf90bf58797443f8f132ac13ad1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.132983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014742/manifest.json
observed 604ec04b92fbb33827955389673ee221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.113904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014742/publication.md
observed 9fc67034f492db6ef2f101d908c2cfdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:37.093796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014742/publication.txt
observed bdac89585f6ec758221e023cbc8ea010...
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.