OpenTechnical

OT-2026-000023530

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000023530) never changes.

Identity and time

Publication numberOT-2026-000023530 · never reused
Internal UUID01a0ae70-7269-71d9-908f-2a121f6d2bc0 · 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-2026-000023530
StatusPUBLIC

Content hashes

Canonical text9c5907ee587134bbfa0dc72ce9dffc3cc3a6d4fe5d6eea6cb259a57f14b249ea
Markdownb0c55e66ccf0e86b159c7ff3603bd4ff28c142c3b7af41fb5ee049ce0a07fe37
PDF
Publication pageb68484dd931b5a9aebe8ea733c9f8bb57fb577a510af8d98788c01e0d8173bc2
Manifest9f88b6c3230defad219268ae0f52866f0d80130bf361dc710466e821e5240e87

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
SignaturefyoGSP8sOLIz4cxkh/DE5LKzCCdGGhETKEoe4ZO05cLjsX39+4G/wyotbXBQlQlq+oCbYIt0LEuaig+5nRwiBQ==
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

2026-09-17T11:51:46.472007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023530
observed b68484dd931b5a9aebe8ea733c9f8bb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.454218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023530/manifest.json
observed 9f88b6c3230defad219268ae0f52866f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.436154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023530/publication.md
observed b0c55e66ccf0e86b159c7ff3603bd4ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:46.416852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023530/publication.txt
observed 9c5907ee587134bbfa0dc72ce9dffc3c...
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.