OpenTechnical

OT-2026-000026786

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000026786) never changes.

Identity and time

Publication numberOT-2026-000026786 · never reused
Internal UUID01a0ae72-3451-7d27-988d-1159fceb5e86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026786
StatusPUBLIC

Content hashes

Canonical textb33ba71e03aa9c397bc98b748fcc3f6b18abb47148bb3d56faca02987c7afb93
Markdown18d5148debfc355207ec1446a5152879fba2a2f46f32640499ed5c90ac5d2ccf
PDF
Publication pagec309ed5daa6e5d254e874274e1d489ac02c7a17ac5a0b1b07b1c0a551a371257
Manifest3d5d848527ef0479e86ccc7c1f6582036c900ae6c3e24766fae5726f405e87c7

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
SignaturegJzDCN7TzKyjCfitvqg5ILEs6OjArRZlDhCc5v7CM/CLMb0t94G8K9RcRBVI3jmGWWKIHK6gT4OHef0Rdr8vBg==
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

2026-09-17T11:43:21.634160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026786
observed c309ed5daa6e5d254e874274e1d489ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.617240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026786/manifest.json
observed 3d5d848527ef0479e86ccc7c1f658203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.598491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026786/publication.md
observed 18d5148debfc355207ec1446a5152879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:21.577013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026786/publication.txt
observed b33ba71e03aa9c397bc98b748fcc3f6b...
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.