Pith Number

pith:7REUTWLF

pith:2015:7REUTWLFFRAVBQUFOHPJNVSRR4

not attested not anchored not stored refs pending

Fast Signal Separation of 2D Sparse Mixture via Approximate Message-Passing

Hyoyoung Jung, Jaewook Kang, Kiseon Kim

arxiv:1507.02764 v1 · 2015-07-10 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7REUTWLFFRAVBQUFOHPJNVSRR4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:37:03.247686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc4949d9652c4150c28571de96d6518f09f2099d63a8fb4abb88950ae7ce706a

Aliases

arxiv: 1507.02764 · arxiv_version: 1507.02764v1 · doi: 10.48550/arxiv.1507.02764 · pith_short_12: 7REUTWLFFRAV · pith_short_16: 7REUTWLFFRAVBQUF · pith_short_8: 7REUTWLF

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/7REUTWLFFRAVBQUFOHPJNVSRR4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: fc4949d9652c4150c28571de96d6518f09f2099d63a8fb4abb88950ae7ce706a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d021a10128c6a7a049226d380df8472049718b0a34fbdd297f031b18b6c2a199",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2015-07-10T01:48:54Z",
    "title_canon_sha256": "20a0470632215ce13b1a4aa2517e55985f25cc8891ef786003e84842fe7233cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.02764",
    "kind": "arxiv",
    "version": 1
  }
}