OpenTechnical

OT-2026-000016175

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000016175) never changes.

Identity and time

Publication numberOT-2026-000016175 · never reused
Internal UUID01a0ae6e-2d10-7130-b455-86c8d1671dbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016175
StatusPUBLIC

Content hashes

Canonical text678a84da09b41f0e0c32730bb91342fd5c02ba1999a8eb770fb0c28a73328f94
Markdown26b9d9521a3d0018ec3f5c439044388ba65665b50207532f6185a7e7f79d9208
PDF
Publication page96dade1f3bf63e7961db8a5e24b6e0c0fad5599b7eb2aba86dfeacb8c2b8eb6c
Manifest668aabfbd26c56a9f180a2ea2c460ebfbb0f91bfb899565bc5a144861710da35

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
SignaturevZecbCpUAO7xVLVJer/HHw5dA384idT6RE7lq82G6t+0WnOGjcHTRVX/z5X4hqQN5oaIg3dYyVeRwe35cwMSCA==
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

2026-09-17T12:03:37.521578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016175
observed 96dade1f3bf63e7961db8a5e24b6e0c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.503932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016175/manifest.json
observed 668aabfbd26c56a9f180a2ea2c460ebf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.484401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016175/publication.md
observed 26b9d9521a3d0018ec3f5c439044388b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.464207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016175/publication.txt
observed 678a84da09b41f0e0c32730bb91342fd...
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.