OpenTechnical

OT-2026-000048865

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000048865) never changes.

Identity and time

Publication numberOT-2026-000048865 · never reused
Internal UUID01a0ae81-134a-74b5-b93f-efb71dfa8342 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048865
StatusPUBLIC

Content hashes

Canonical text9bb075899c7bc378cd5756e6a2ec0318316833523055d39f24eaca8207cf02f3
Markdown8124ed5f648a86a64f6c96b90902439b68b11aea69d45242bfd7ee8410e8de4d
PDF
Publication page9843b38432d8e4081cde3c72f321f71f5bee6e23f32df4aef5908857116946da
Manifest9bad0643dad40c249f3d60dc65282e99715f18b5902fdd363a04170b45756975

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
SignatureXzHfPIpm5jnP9qtPsB1f4XqIiZPvMDQsl5A5CJDny1CL7t1o+/hJQD+tGfDFlE37Kh0PaJ5qMEhQKnkydKzkBw==
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

2026-09-17T11:03:00.975882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048865
observed 9843b38432d8e4081cde3c72f321f71f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.957357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048865/manifest.json
observed 9bad0643dad40c249f3d60dc65282e99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.937964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048865/publication.md
observed 8124ed5f648a86a64f6c96b90902439b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:00.920509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048865/publication.txt
observed 9bb075899c7bc378cd5756e6a2ec0318...
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.