Pith Number

pith:IX7ODRJC

pith:2014:IX7ODRJCPM7C7AB6ZTDFHCRAWO

not attested not anchored not stored refs pending

Population pressure and global markets drive a decade of forest cover change in Africa's Albertine Rift

Colin A. Chapman, Jane Southworth, Jeremy E. Diem, Joel Hartter, Michael Palace, Sadie J. Ryan

arxiv:1409.7280 v2 · 2014-09-25 · q-bio.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IX7ODRJCPM7C7AB6ZTDFHCRAWO}

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	2026-05-18T00:46:43.402215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45fee1c5227b3e2f803eccc6538a20b39809f3dbefb681d97be2a8c1f9724a1f

Aliases

arxiv: 1409.7280 · arxiv_version: 1409.7280v2 · doi: 10.48550/arxiv.1409.7280 · pith_short_12: IX7ODRJCPM7C · pith_short_16: IX7ODRJCPM7C7AB6 · pith_short_8: IX7ODRJC

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/IX7ODRJCPM7C7AB6ZTDFHCRAWO \
  | 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: 45fee1c5227b3e2f803eccc6538a20b39809f3dbefb681d97be2a8c1f9724a1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40dd27bdfc5de4dda333851bdb8651112249f32be2e16f7d9a96fca8c81dcde9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.OT",
    "submitted_at": "2014-09-25T14:50:31Z",
    "title_canon_sha256": "9dc28f7960c941711d0da03685611642aee03e88b50a136bb15c360b8fd026dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.7280",
    "kind": "arxiv",
    "version": 2
  }
}