OpenTechnical

OT-2026-000040741

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, sustained blow-off after set-down, on a tool changer

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-2026-000040741) never changes.

Identity and time

Publication numberOT-2026-000040741 · never reused
Internal UUID01a0ae79-6d0f-7a94-b9ea-3413350251bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040741
StatusPUBLIC

Content hashes

Canonical texte5003e183b57e750086d0dfb35dc548fc977a8d5afbc4632f51bd23af897a82d
Markdowna09c08c63007eb9119df25a7aba1a00ad7d5b511176134f6f8a3f9de6e6e957c
PDF
Publication pageb55500c68450f353e0b200c0565b57f29ade19d9dae445971337dca1d71ee3c3
Manifest24b50d6f01004e9af10bd16ec2e389d4269aa9bb6774600ca0db349d26bafb78

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
SignaturejiH2kVDWbBIO2HzVcfj3gewVlzrBBi5rmWdVh3Yka3rb3tPHTWqzCwf1OofH3rxeI7knxZt0zDoPYxrWixheDw==
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

2026-09-17T11:18:00.889137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040741
observed b55500c68450f353e0b200c0565b57f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.872446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040741/manifest.json
observed 24b50d6f01004e9af10bd16ec2e389d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.855159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040741/publication.md
observed a09c08c63007eb9119df25a7aba1a00a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:00.837474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040741/publication.txt
observed e5003e183b57e750086d0dfb35dc548f...
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.