OpenTechnical

OT-2026-000046869

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000046869) never changes.

Identity and time

Publication numberOT-2026-000046869 · never reused
Internal UUID01a0ae7e-d0f5-7314-a55c-0c8442d77c04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046869
StatusPUBLIC

Content hashes

Canonical text18918bc503b7a17ca3bef6143e3302eb090108b6ed02a49323674d88b253f648
Markdownb7880a06b9e45edf43db6d867b692d8dc32d76f97e8a047ab8ccc947403b5d84
PDF
Publication page178957e7b60ea7ccbb1bb01174f58cab6599bc33f3372ca7ec4f856ce2464281
Manifest979aa0d67d734263ed489e7e0a9d2f9ec19084b98c8f0453297d08659473caa4

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
SignatureMJCl0OYeJUFWMj+Hf3g/DGo8JGEdq7INxaofJkLzigFs5smjqbkI8uzKmWwLiROH9GKj06AsTFXTXKkaX/VfCw==
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

2026-09-17T11:06:58.568906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046869
observed 178957e7b60ea7ccbb1bb01174f58cab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.551354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046869/manifest.json
observed 979aa0d67d734263ed489e7e0a9d2f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.533821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046869/publication.md
observed b7880a06b9e45edf43db6d867b692d8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:58.515338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046869/publication.txt
observed 18918bc503b7a17ca3bef6143e3302eb...
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.