OpenTechnical

OT-2026-000060689

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, vented after set-down

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-2026-000060689) never changes.

Identity and time

Publication numberOT-2026-000060689 · never reused
Internal UUID01a0ae8a-b7ce-75c4-9c5f-7a1004697339 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060689
StatusPUBLIC

Content hashes

Canonical text65dd3508f24027bfb40e8e9cd79897b9c7988ace1e1c69d158b5c023c32793d8
Markdown619b173747f50b39206872cefaeca9c539faa774dfb3cde24f9cf42e7d542ad5
PDF
Publication page3d58861fae7ce5ff85d2f6b0d2dac385c8b74864a4f5eaed5095b22f8e96258b
Manifest613ed83b2dda44dd445c1c77781f39b98ed82ef3264d5aa3b646c8f9c8dcf7bf

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
SignaturetCfqfV+O1wxUftgx2uDWmEGzwu4VRCXwnCxaqR9oc/jGr63+BF+CrGX6BQjPwasBqDLsvPedW81EoVeuJi93Dg==
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...

Independent retrieval

2026-09-17T10:43:19.999567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060689
observed 3d58861fae7ce5ff85d2f6b0d2dac385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.982112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060689/manifest.json
observed 613ed83b2dda44dd445c1c77781f39b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.963523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060689/publication.md
observed 619b173747f50b39206872cefaeca9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.943569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060689/publication.txt
observed 65dd3508f24027bfb40e8e9cd79897b9...
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.