OpenTechnical

OT-2026-000023152

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000023152) never changes.

Identity and time

Publication numberOT-2026-000023152 · never reused
Internal UUID01a0ae70-7267-798a-92d5-b23d73379c46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023152
StatusPUBLIC

Content hashes

Canonical text66e6a8943e19d9e9833827c4ede5c1105ecd8759f26b58721083e0290aaee7b9
Markdown979abbb3a59991e9d76dffe5e01daec8b8118eff4f7714a589db15ba74fee84d
PDF
Publication page7f8b2ec32447cf097c98cf05f0ed3f950fd36801b8aef8183df0e7c0d01d818a
Manifest38cc3e2a1f8896f879790b478ae25592a1568cf3295affc866ff149bd773764a

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
SignatureUm9h/48j/SI/xSlL6fRfLBvP9vbxDN4sXtt3cYpq1oZsqCTIcAi0XvOTLsWIpsFsRlOcS9xVPOBZ5JsuU/RXAA==
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

2026-09-17T11:51:05.373680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023152
observed 7f8b2ec32447cf097c98cf05f0ed3f95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:05.356991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023152/manifest.json
observed 38cc3e2a1f8896f879790b478ae25592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:05.339967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023152/publication.md
observed 979abbb3a59991e9d76dffe5e01daec8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:05.321245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023152/publication.txt
observed 66e6a8943e19d9e9833827c4ede5c110...
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.