OpenTechnical

OT-2026-000037676

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000037676) never changes.

Identity and time

Publication numberOT-2026-000037676 · never reused
Internal UUID01a0ae77-b8cf-755a-a327-7b2e8b303b8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037676
StatusPUBLIC

Content hashes

Canonical text1005413244dea4a5c57ff4b69ef7379a5becea6e5f216cbd48a3942a9b2efe30
Markdown71299c4bd5d477bc7858e85674a0bf6053c5ad657bd5d9b8f9ecb077f0f97f31
PDF
Publication pagef57c2447062a6f316d557df2d3da43838cea394c7621a3f7fc9d14f64602ead6
Manifest08081012ba4c9c94bc01f8043dd3c5d4e1a45680897ef70964e9b97abb5a4c67

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
SignaturetB4UKutEjRfz79sFmpUjkOPBQ+4plE4zU3Qs/YIjr3GRU2vPJH00nqjK/8gkG7go9HiORTOjzhiDOXrg5/uQAg==
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

2026-09-17T11:24:15.321406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037676
observed f57c2447062a6f316d557df2d3da4383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.305018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037676/manifest.json
observed 08081012ba4c9c94bc01f8043dd3c5d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.289046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037676/publication.md
observed 71299c4bd5d477bc7858e85674a0bf60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:15.272414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037676/publication.txt
observed 1005413244dea4a5c57ff4b69ef7379a...
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.