Pith Number

pith:JQJZ4M3C

pith:2014:JQJZ4M3CUTPGSTM4XGUKMP7BAA

not attested not anchored not stored refs pending

The zero-patient problem with noisy observations

Alessandro Ingrosso, Alfredo Braunstein, Fabrizio Altarelli, Luca Dall'Asta, Riccardo Zecchina

arxiv:1408.0907 v1 · 2014-08-05 · q-bio.PE · cond-mat.stat-mech · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JQJZ4M3CUTPGSTM4XGUKMP7BAA}

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

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	2026-05-18T01:37:07.856312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c139e3362a4de694d9cb9a8a63fe1001685e621f4b6be2c0249e374b7ad6b0a

Aliases

arxiv: 1408.0907 · arxiv_version: 1408.0907v1 · doi: 10.48550/arxiv.1408.0907 · pith_short_12: JQJZ4M3CUTPG · pith_short_16: JQJZ4M3CUTPGSTM4 · pith_short_8: JQJZ4M3C

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/JQJZ4M3CUTPGSTM4XGUKMP7BAA \
  | 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: 4c139e3362a4de694d9cb9a8a63fe1001685e621f4b6be2c0249e374b7ad6b0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd7a6aec4d13b44a22945a81f6cd8fc96cabf4a089c0e990807c6eeca9ea703d",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-08-05T09:47:29Z",
    "title_canon_sha256": "1e41a835f1918e989b5390790cb0b55792d0d67b78cac46996448013e9375088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.0907",
    "kind": "arxiv",
    "version": 1
  }
}