OpenTechnical

OT-2026-000046419

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000046419) never changes.

Identity and time

Publication numberOT-2026-000046419 · never reused
Internal UUID01a0ae7e-57dc-7eb1-8498-b7fa6413fc7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046419
StatusPUBLIC

Content hashes

Canonical textae8b7f67bde70c3283b5ebd4225a8547c8433be676d6c08e780987cceed300ea
Markdown4985b4d5beecdf5d9089c5d557b09f16b372a2d9a3051be5b607d83de95e0f8f
PDF
Publication pagee0820937a3aaa902f11004e6bac8d5fc5709df21b845fcdae4ffa5e7223cf8d4
Manifestd76081635a4d3b41e2ff88d6992aa04ef191db125b0c7e0e4df20d4fd2d013e9

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
SignatureUwdDILJn0VhHkVFP+wmzxLh7Y7Z5J6bvyvHylbkgql312ZP2RchdmDPUDAHpoYsMvd09nIN3G9Ns77Ks8V8KDw==
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

2026-09-17T11:08:25.891100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046419
observed e0820937a3aaa902f11004e6bac8d5fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.872608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046419/manifest.json
observed d76081635a4d3b41e2ff88d6992aa04e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.853362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046419/publication.md
observed 4985b4d5beecdf5d9089c5d557b09f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:25.834214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046419/publication.txt
observed ae8b7f67bde70c3283b5ebd4225a8547...
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.