OpenTechnical

OT-2026-000043394

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, sustained blow-off after set-down, on a tool changer

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-2026-000043394) never changes.

Identity and time

Publication numberOT-2026-000043394 · never reused
Internal UUID01a0ae7b-327e-73c4-ab28-a4d735d3d5b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043394
StatusPUBLIC

Content hashes

Canonical textaca372737ae725268da0f73dc6960a37316b75b325073acd5b9f029f31c8520c
Markdown1d0c92a97c272278154c9cb18295457d93ae441d9818471d1e9ea6dddbd25e83
PDF
Publication pageeb6ab1f5afa8f2243aedc5da4f99b6ec5cfc85794a0471a955440c7e350d7635
Manifestc9040a13b3824e0328543468be52fd150a5ae9d7f2d21277eefeb98c548a78d6

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
SignatureNaagn5ugTBsUnMaTClXhsVKioiES1cYpoKZvbcNLlKIxyVu0Nmsk+xY6fEGmVLkMhU1BPEQLzHJx10ztCaFPAQ==
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

2026-09-17T11:13:55.678397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043394
observed eb6ab1f5afa8f2243aedc5da4f99b6ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.661538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043394/manifest.json
observed c9040a13b3824e0328543468be52fd15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.642536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043394/publication.md
observed 1d0c92a97c272278154c9cb18295457d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:55.622961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043394/publication.txt
observed aca372737ae725268da0f73dc6960a37...
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.