Pith Number

pith:IKW4WGEM

pith:2016:IKW4WGEMPXYZVKGFT6YXGGTMSC

not attested not anchored not stored refs pending

A Model-Based Approach to Wildland Fire Reconstruction Using Sediment Charcoal Records

Andrew O. Finley, Jason S. McLachlan, Jennifer R. Marlon, Malcolm S. Itter, Mevin B. Hooten, Philip E. Higuera, Ryan Kelly

arxiv:1612.02382 v1 · 2016-12-07 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IKW4WGEMPXYZVKGFT6YXGGTMSC}

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	2026-05-18T00:55:34.811064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42adcb188c7df19aa8c59fb1731a6c90ae540aebd5cc0334c68270592ce2a885

Aliases

arxiv: 1612.02382 · arxiv_version: 1612.02382v1 · doi: 10.48550/arxiv.1612.02382 · pith_short_12: IKW4WGEMPXYZ · pith_short_16: IKW4WGEMPXYZVKGF · pith_short_8: IKW4WGEM

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/IKW4WGEMPXYZVKGFT6YXGGTMSC \
  | 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: 42adcb188c7df19aa8c59fb1731a6c90ae540aebd5cc0334c68270592ce2a885

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dfe4f2b30798f4f2a4004f24f8dbf58dad96c16311c544fd8eedae8664b73cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2016-12-07T19:17:55Z",
    "title_canon_sha256": "7bc8bec94ea420a2cf668d3613bbca80bc390889bad89f4658d38c6824b2bc19"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02382",
    "kind": "arxiv",
    "version": 1
  }
}