OpenTechnical

OT-2026-000046045

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000046045) never changes.

Identity and time

Publication numberOT-2026-000046045 · never reused
Internal UUID01a0ae7e-0329-76a1-afa7-0be7a7abe217 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:29.080672Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046045
StatusPUBLIC

Content hashes

Canonical textaea6156826a7cf4d40fcd574cbc5140f342b35575e142c1203dfc781ef2899a7
Markdowneced539a29a2316012b717518af9b6df8781b5142c358d54104713196c335f95
PDF
Publication page9707b23689c0547031cfb0265f2d6c2b9a37f58b793bc1cd7795387cd26a36e7
Manifest4ddbbd0a68f5ac38097c9f9ea6a545c2f4dec6db57b67bb58132edcf05befa29

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
SignatureJFuJqJQTe7iN+Byt+MyuMT4m+59lruyGx2jIlpm1wKMZOHQEW/S8L4Sun6FvTVdDwMV+kOc5UiJqSXFBakBtCg==
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

2026-09-17T11:08:59.983146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046045
observed 9707b23689c0547031cfb0265f2d6c2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.963900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046045/manifest.json
observed 4ddbbd0a68f5ac38097c9f9ea6a545c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.943445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046045/publication.md
observed eced539a29a2316012b717518af9b6df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:59.921933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046045/publication.txt
observed aea6156826a7cf4d40fcd574cbc5140f...
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.