Pith Number

pith:CG2MQVWM

pith:2013:CG2MQVWMCGTEYFWQLEPZILYCZY

not attested not anchored not stored refs pending

Environmental Evolutionary Graph Theory

Gregory J. Puleo, Wes Maciejewski

arxiv:1311.3214 v1 · 2013-11-13 · 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{CG2MQVWMCGTEYFWQLEPZILYCZY}

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	2026-05-18T02:46:21.796470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11b4c856cc11a64c16d0591f942f02ce3bc1886d86d3ad1e742aface6a15c0ba

Aliases

arxiv: 1311.3214 · arxiv_version: 1311.3214v1 · doi: 10.48550/arxiv.1311.3214 · pith_short_12: CG2MQVWMCGTE · pith_short_16: CG2MQVWMCGTEYFWQ · pith_short_8: CG2MQVWM

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/CG2MQVWMCGTEYFWQLEPZILYCZY \
  | 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: 11b4c856cc11a64c16d0591f942f02ce3bc1886d86d3ad1e742aface6a15c0ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71322200c41272744f313173d16c074a934ed156d842fb84d76d1362fa3c5fd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-11-13T17:08:31Z",
    "title_canon_sha256": "67b0314bc07956f9a9b9c3f96a921dd628941eb05cdb1ff46b5206515edc4fc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3214",
    "kind": "arxiv",
    "version": 1
  }
}