OpenTechnical

OT-2026-000046581

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three 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-2026-000046581) never changes.

Identity and time

Publication numberOT-2026-000046581 · never reused
Internal UUID01a0ae7e-57de-7ef1-ade1-57efd0c7bb5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046581
StatusPUBLIC

Content hashes

Canonical text4cd10bdcff01f3f07367397a6bb3c340113ad62b3a81549a072233e9ca3e0c29
Markdownbf1b45718bd14a20134ad05154ea770e8679a2e68ff0f253ceb1506f7858b32e
PDF
Publication page7738d3cdce9124d5389f48a3da3126c6b7f4fabe3025d42633056b62ad2bec09
Manifestb69ba306cf1080c238b2004e0da091dd5ff1a49a7906083eea1c7a572b790815

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
SignaturekEYkWt+E99g7LBk4on/P39kdM/RXKiJ+pfa8LMatbfNFKhAMHrVCYwj14U2BtoxV286QpNAOlOUPOzPr4HDoDA==
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

2026-09-17T11:08:39.085803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046581
observed 7738d3cdce9124d5389f48a3da3126c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:39.067315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046581/manifest.json
observed b69ba306cf1080c238b2004e0da091dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:39.049943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046581/publication.md
observed bf1b45718bd14a20134ad05154ea770e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:39.030835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046581/publication.txt
observed 4cd10bdcff01f3f07367397a6bb3c340...
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.