OpenTechnical

OT-2026-000018114

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000018114) never changes.

Identity and time

Publication numberOT-2026-000018114 · never reused
Internal UUID01a0ae6e-b487-7c9d-a7b8-7b574cfede70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018114
StatusPUBLIC

Content hashes

Canonical text55edc4cf6773fd6b82bac6aee1629a90d6b409a63f9e9422ccd8ad84493e015f
Markdownb41df7c177c5ec775003ffc536bb97aa18216d6d6336707e54e4e15456e794f3
PDF
Publication page44ac8f16cfcb9e5d7ca7f3c9839e1bf00edc2d6c874cdcf6938d9f10a165ba9d
Manifest67b01a6cf37bdb326340b2f6b4f4f8e657f02316b18d67e48550d23db22ef28f

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
SignatureyKZ9B8x3mXReeI52Ru2O4V41m6osE/UBx/Chz2nXl/2a/WszhCZdd1En6kKEqnGS8Cj9zoHCk/xPUR+hARWfCw==
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

2026-09-17T11:59:51.268373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018114
observed 44ac8f16cfcb9e5d7ca7f3c9839e1bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.249382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018114/manifest.json
observed 67b01a6cf37bdb326340b2f6b4f4f8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.232066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018114/publication.md
observed b41df7c177c5ec775003ffc536bb97aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.214324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018114/publication.txt
observed 55edc4cf6773fd6b82bac6aee1629a90...
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.