Pith Number

pith:QCTA7OE5

pith:2012:QCTA7OE5Q3CHEJWIIAJ52MNFY2

not attested not anchored not stored refs pending

The origin of the chemical elements in cluster cores

J. de Plaa

arxiv:1210.1093 v1 · 2012-10-03 · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QCTA7OE5Q3CHEJWIIAJ52MNFY2}

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	2026-05-18T03:26:08.769252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80a60fb89d86c47226c84013dd31a5c6bd406dd4168f6c3e354fdfeec0be6bbf

Aliases

arxiv: 1210.1093 · arxiv_version: 1210.1093v1 · doi: 10.48550/arxiv.1210.1093 · pith_short_12: QCTA7OE5Q3CH · pith_short_16: QCTA7OE5Q3CHEJWI · pith_short_8: QCTA7OE5

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/QCTA7OE5Q3CHEJWIIAJ52MNFY2 \
  | 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: 80a60fb89d86c47226c84013dd31a5c6bd406dd4168f6c3e354fdfeec0be6bbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a7c451abd356340bd3cc6af3bd2f73e125070ee6e6d068fa18c4f5974de230f",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-03T12:55:53Z",
    "title_canon_sha256": "3e111d3f5fb9d3af5e9987f2387bd0af0e8ad3fdfd1efdfca101ffd10f138392"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1093",
    "kind": "arxiv",
    "version": 1
  }
}