OpenTechnical

OT-2026-000015008

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000015008) never changes.

Identity and time

Publication numberOT-2026-000015008 · never reused
Internal UUID01a0ae6d-d096-779d-b35a-5d443f83b399 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015008
StatusPUBLIC

Content hashes

Canonical text490e15f81965b11044325b195bd69c5eecd87540390c22d26af2f1db6a5fc1e7
Markdownfe0fedb9213b79dd09e615a67fdf1a3590c5262d14a48bd6897fd3ca4a9358b0
PDF
Publication pagec5b38e8d7a05194f73b36ea2c5ca62d3b91fe22682c53e5a177f8611d4b5e008
Manifestbbac2db7487ed4b06d12789c10ee255fc8300a6bc059a6a132e5a24fd836f624

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
SignatureIcEhhVY7POUSvmMcgcNJNMMJZmIMLuq8/ZcuvULRptZNMMJbgvkXT/NirBX+YpILrPeVdHCEN4oRRwtZG498BQ==
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

2026-09-17T12:06:58.626659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015008
observed c5b38e8d7a05194f73b36ea2c5ca62d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:58.609626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015008/manifest.json
observed bbac2db7487ed4b06d12789c10ee255f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:58.587580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015008/publication.md
observed fe0fedb9213b79dd09e615a67fdf1a35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:58.569744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015008/publication.txt
observed 490e15f81965b11044325b195bd69c5e...
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.