OpenTechnical

OT-2026-000043353

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, sustained 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-2026-000043353) never changes.

Identity and time

Publication numberOT-2026-000043353 · never reused
Internal UUID01a0ae7b-327e-79f1-8fa9-9b626c77b689 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043353
StatusPUBLIC

Content hashes

Canonical text3ae47aad9ce240dbfbf7e8358d3b0d7b720a4e34f62a6ac1763cf59f1d8737db
Markdown6d1e380887ba26d5ca253f788825cde0354c769f93f38f910b6ab5a4aa3f445f
PDF
Publication page105257187ac7d2e10c8357139ec84c95863a87c189e47676821a9bcee9ff68de
Manifest0a24f5ce4cfb8dfb4a28b2e69aa7d6a8969b12b86258295170dc15a3b631caa5

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
SignatureQSVNFTEJ4frCPnvz4BZV1lygJPH3rAxGfpjZNdmAgPcoESk8v2VeOBb3Vah0oOCVkddAAFJArMH0oIYR2JnJBQ==
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

2026-09-17T11:13:52.239542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043353
observed 105257187ac7d2e10c8357139ec84c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:52.218960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043353/manifest.json
observed 0a24f5ce4cfb8dfb4a28b2e69aa7d6a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:52.198437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043353/publication.md
observed 6d1e380887ba26d5ca253f788825cde0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:52.178870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043353/publication.txt
observed 3ae47aad9ce240dbfbf7e8358d3b0d7b...
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.