Pith Number

pith:IDORUO2D

pith:2013:IDORUO2DWZM2ZT4VGQ35OHFLUM

not attested not anchored not stored refs pending

The Changing Geometry of a Fitness Landscape Along an Adaptive Walk

Devin Greene, Kristina Crona

arxiv:1307.1918 v3 · 2013-07-07 · 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{IDORUO2DWZM2ZT4VGQ35OHFLUM}

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	2026-05-18T01:48:58.922053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40dd1a3b43b659accf953437d71caba33cd88e57240871c7300d3c2c472204bf

Aliases

arxiv: 1307.1918 · arxiv_version: 1307.1918v3 · doi: 10.48550/arxiv.1307.1918 · pith_short_12: IDORUO2DWZM2 · pith_short_16: IDORUO2DWZM2ZT4V · pith_short_8: IDORUO2D

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/IDORUO2DWZM2ZT4VGQ35OHFLUM \
  | 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: 40dd1a3b43b659accf953437d71caba33cd88e57240871c7300d3c2c472204bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dee8a0a74b3d808a051433595fde8cb9d6e4f6684c74db708d122ebb53df3ae0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-07-07T21:09:55Z",
    "title_canon_sha256": "aada163b1bdc675a531c55a01c6ae632465738d5800ebe39249177b5c9bd7c45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1918",
    "kind": "arxiv",
    "version": 3
  }
}