OpenTechnical

OT-2026-000039033

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000039033) never changes.

Identity and time

Publication numberOT-2026-000039033 · never reused
Internal UUID01a0ae78-9672-7db6-82de-7d9afecd5202 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039033
StatusPUBLIC

Content hashes

Canonical text2de3e1d418065b9903f3ac63c83515748175764807afd0d3887350dfe47a0ffb
Markdown1957eb28a416e101ca5999c505febbeab1f22f1e79542f9ad09ea825773fd15e
PDF
Publication page020544dd97be1a54a001c54d32e86591db131f24b2e5734e5ee60506ef1720e9
Manifest056909360ca85dc422bed79114b7b5f28b1dd7e08b24f85b93dc77af6316b7ab

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
SignatureWc7U8PtweNfBN1D0Jo9XJYngSL51DWuCQ59zOOfoBpU8Ld7uEOU8GSy3kD6pY8ogNXdOxDWA9kOHhHA6vp3wCA==
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

2026-09-17T11:20:23.032493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039033
observed 020544dd97be1a54a001c54d32e86591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:23.011636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039033/manifest.json
observed 056909360ca85dc422bed79114b7b5f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.992500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039033/publication.md
observed 1957eb28a416e101ca5999c505febbea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:22.974704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039033/publication.txt
observed 2de3e1d418065b9903f3ac63c8351574...
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.