Pith Number

pith:XJWZRG52

pith:2004:XJWZRG52GKRJIW4X7NYYYZ3HHS

not attested not anchored not stored refs pending

How Long can Left and Right Handed Life Forms Coexist?

Axel Brandenburg, Tuomas Multam\"aki

arxiv:q-bio/0407008 v1 · 2004-07-05 · q-bio.BM · astro-ph · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XJWZRG52GKRJIW4X7NYYYZ3HHS}

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	2026-07-04T14:45:11.390750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba6d989bba32a2945b97fb718c67673c99f4ebe8e6c5e68228129360c277d1b2

Aliases

arxiv: q-bio/0407008 · arxiv_version: q-bio/0407008v1 · doi: 10.48550/arxiv.q-bio/0407008 · pith_short_12: XJWZRG52GKRJ · pith_short_16: XJWZRG52GKRJIW4X · pith_short_8: XJWZRG52

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/XJWZRG52GKRJIW4X7NYYYZ3HHS \
  | 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: ba6d989bba32a2945b97fb718c67673c99f4ebe8e6c5e68228129360c277d1b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edfad853b29955e525aba14c6934e68bde4e0d2ee28058d52ab8227516125bf3",
    "cross_cats_sorted": [
      "astro-ph",
      "cond-mat.dis-nn"
    ],
    "license": "",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2004-07-05T21:27:06Z",
    "title_canon_sha256": "a9ae446465b4c05514dbc063bfe78adde982c1663b10b2cd8b50ff1c9be3238e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "q-bio/0407008",
    "kind": "arxiv",
    "version": 1
  }
}