Pith Number

pith:X43FF5ZR

pith:2009:X43FF5ZRDWB7TOID4NUXXXQG2L

not attested not anchored not stored refs pending

Time-resolved extinction rates of stochastic populations

Baruch Meerson, Michael Khasin, Pavel V. Sasorov

arxiv:0912.3351 v2 · 2009-12-17 · cond-mat.stat-mech · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X43FF5ZRDWB7TOID4NUXXXQG2L}

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	2026-05-18T02:10:16.133228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bf3652f7311d83f9b903e3697bde06d2deb86296719c7ba454a86e1affae84bd

Aliases

arxiv: 0912.3351 · arxiv_version: 0912.3351v2 · doi: 10.48550/arxiv.0912.3351 · pith_short_12: X43FF5ZRDWB7 · pith_short_16: X43FF5ZRDWB7TOID · pith_short_8: X43FF5ZR

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/X43FF5ZRDWB7TOID4NUXXXQG2L \
  | 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: bf3652f7311d83f9b903e3697bde06d2deb86296719c7ba454a86e1affae84bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84a2553e1d10463fa26a854e6a747e73bad181ae998893c7cae1aa19c1eccedb",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2009-12-17T09:43:36Z",
    "title_canon_sha256": "42d58180957aace8964d781205203899a0709cc9549ad7cf7f18c6fec319df2d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3351",
    "kind": "arxiv",
    "version": 2
  }
}