OpenTechnical

OT-2026-000021761

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, sustained 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-2026-000021761) never changes.

Identity and time

Publication numberOT-2026-000021761 · never reused
Internal UUID01a0ae6f-bb5a-7a41-932f-9f4649747acf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021761
StatusPUBLIC

Content hashes

Canonical text1de72e9d8aeee7a5d360a7b526fc525097d6a80302e6c022d3f0de99e3c5a9de
Markdowncda6601f2d318c3ee87764f443f6f1e032af1c11a68e74b3492b0d3509c93b86
PDF
Publication page3ee0ac9d32885e17e1739579324b6c9122d5e4f94cf1583c7e0c3b674fad7b4a
Manifest096577ae7e617eebf11a6e5c5af2f81ec28e475077823c12b28e0c8ca6152295

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
SignatureZyuNqjTpTXhCPtpW7Zbl4JmavlZbhDjupJVXQJF2DRc4Jq415iEZQ6Oac9ivNPPfJ7tQ9WoTS/OINeSo5sDECw==
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

2026-09-17T11:54:18.237615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021761
observed 3ee0ac9d32885e17e1739579324b6c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:18.218100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021761/manifest.json
observed 096577ae7e617eebf11a6e5c5af2f81e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:18.200791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021761/publication.md
observed cda6601f2d318c3ee87764f443f6f1e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:18.179817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021761/publication.txt
observed 1de72e9d8aeee7a5d360a7b526fc5250...
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.