Pith Number

pith:XOEGFA3Y

pith:2013:XOEGFA3YMYL7E2APQF2K75VUMX

not attested not anchored not stored refs pending

Landscape construction in non-gradient dynamics: A case from evolution

Shuyun Jiao, Song Xu, Xinan Wang

arxiv:1307.2506 v4 · 2013-07-09 · 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{XOEGFA3YMYL7E2APQF2K75VUMX}

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	2026-05-18T01:24:39.483321Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb886283786617f2680f8174aff6b465f461182e93a06786ac507ce764444a01

Aliases

arxiv: 1307.2506 · arxiv_version: 1307.2506v4 · doi: 10.48550/arxiv.1307.2506 · pith_short_12: XOEGFA3YMYL7 · pith_short_16: XOEGFA3YMYL7E2AP · pith_short_8: XOEGFA3Y

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/XOEGFA3YMYL7E2APQF2K75VUMX \
  | 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: bb886283786617f2680f8174aff6b465f461182e93a06786ac507ce764444a01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4ae2d862dc97948116d7859aed2e8fb0ef11ca990e813918152adf262f32f8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-07-09T16:10:01Z",
    "title_canon_sha256": "9c90a53583a99984bbb948f31bf7cbeeb7218d3bb5b8780e8449f8190acc8be2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.2506",
    "kind": "arxiv",
    "version": 4
  }
}