OpenTechnical

OT-2026-000038807

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000038807) never changes.

Identity and time

Publication numberOT-2026-000038807 · never reused
Internal UUID01a0ae78-769f-74c7-a77e-0782e5b912cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038807
StatusPUBLIC

Content hashes

Canonical text8e81b7cb12fc39c2131572059b7c57c03abcb9643cf59a5f2f61027481af41c7
Markdownc7a2994e91ef03f5cef340bdef63c6f611db3c843b7a34721fa0a2414d7c9c42
PDF
Publication pagec2af987b56ac98bce9effa56b4e4e159b31b2cc0462a81a6dc79499290aa4329
Manifest6f713ab0f6f2ce0fee9aee5fa534d505b817c5b03d83572d7ae57944f8023d50

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
SignatureEVcogFI1b1cTKRzhNgw3EOcDMhZ8IYTwrYuQkDXKq3ZMOG5QLU4EqJLXrR/MJjzTWJQWP1V63HkTylHbIXfBAQ==
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

2026-09-17T11:21:21.770577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038807
observed c2af987b56ac98bce9effa56b4e4e159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.753733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038807/manifest.json
observed 6f713ab0f6f2ce0fee9aee5fa534d505...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.734464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038807/publication.md
observed c7a2994e91ef03f5cef340bdef63c6f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:21.715862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038807/publication.txt
observed 8e81b7cb12fc39c2131572059b7c57c0...
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.