Pith Number

pith:4B6Q6ORF

pith:2014:4B6Q6ORFFOKWMM2G2HNT2X3TWZ

not attested not anchored not stored refs pending

Simulating the H2 content of high-redshift galaxies

Aaron D. Ludlow, Cristiano Porciani, Emilio Romano-Diaz, Matteo Tomassetti

arxiv:1403.7132 v4 · 2014-03-27 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4B6Q6ORFFOKWMM2G2HNT2X3TWZ}

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	2026-05-18T01:43:50.067035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e07d0f3a252b95663346d1db3d5f73b646ac23990f54bfe9819953e2bcfb743f

Aliases

arxiv: 1403.7132 · arxiv_version: 1403.7132v4 · doi: 10.48550/arxiv.1403.7132 · pith_short_12: 4B6Q6ORFFOKW · pith_short_16: 4B6Q6ORFFOKWMM2G · pith_short_8: 4B6Q6ORF

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/4B6Q6ORFFOKWMM2G2HNT2X3TWZ \
  | 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: e07d0f3a252b95663346d1db3d5f73b646ac23990f54bfe9819953e2bcfb743f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3948c63704685f7f92894fd4abbe2fe0617e0fd7e57f82d29d526ee3cca0d6c3",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-27T17:01:23Z",
    "title_canon_sha256": "d096d387cb3b95d7e0aa78bc90a9535dc91feeee3a98541f500e7aa8517cbb96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.7132",
    "kind": "arxiv",
    "version": 4
  }
}