OpenTechnical

OT-2026-000056951

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000056951) never changes.

Identity and time

Publication numberOT-2026-000056951 · never reused
Internal UUID01a0ae87-7af9-790f-a51b-e363a944deb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056951
StatusPUBLIC

Content hashes

Canonical textd423518689ef6d51bb1a144a579aac66a02df1dbde8c59d68c498da4d1c4e79d
Markdownf13afa9e5da1ba0b061ed665939c8f9cdf13ddff5706861dde2a9c2705446dce
PDF
Publication page78923407e4abcfd900eee053fe2cefa47531f89c5b69787dff699583007345ae
Manifest1e367f66b06c2487f76ff519b4ca0c551edbaf3520fc7de23e90313fbefa5e53

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
SignatureCV9kexTN39X9ssSWtr8Pu2Ho6lxjbUhaP5xAE+IWMb70xMddBM0ZSjB5+IrWagg5mS9qag0avJGuDCfsByO3Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:30.252109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056951
observed 78923407e4abcfd900eee053fe2cefa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.231987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056951/manifest.json
observed 1e367f66b06c2487f76ff519b4ca0c55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.215049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056951/publication.md
observed f13afa9e5da1ba0b061ed665939c8f9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.196421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056951/publication.txt
observed d423518689ef6d51bb1a144a579aac66...
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.