Pith Number

pith:BDIF45ON

pith:2012:BDIF45ONUJHZCAWYMYSRCT4T4I

not attested not anchored not stored refs pending

Thermal and electrical conductivity of iron at Earth's core conditions

Chris Davies, Dario Alf\`e, David Gubbins, Monica Pozzo

arxiv:1203.4970 v1 · 2012-03-22 · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDIF45ONUJHZCAWYMYSRCT4T4I}

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	2026-05-18T01:58:04.598299Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08d05e75cda24f9102d86625114f93e208ea4391ba3b1a135179e09c49038c51

Aliases

arxiv: 1203.4970 · arxiv_version: 1203.4970v1 · doi: 10.48550/arxiv.1203.4970 · pith_short_12: BDIF45ONUJHZ · pith_short_16: BDIF45ONUJHZCAWY · pith_short_8: BDIF45ON

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/BDIF45ONUJHZCAWYMYSRCT4T4I \
  | 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: 08d05e75cda24f9102d86625114f93e208ea4391ba3b1a135179e09c49038c51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd79245ff8118d5953222d18fd910831824bfad4fbf0218fe8ae0f2de05c455d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.geo-ph",
    "submitted_at": "2012-03-22T12:20:36Z",
    "title_canon_sha256": "f685e4bd76613568b9ac36dd650261d659dde060196f97eac651a71127d9f472"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.4970",
    "kind": "arxiv",
    "version": 1
  }
}