Pith Number

pith:BXMMBJ26

pith:2010:BXMMBJ26AEPB5GUMH6NNY5UPB3

not attested not anchored not stored refs pending

Dwarf spheroidals in the M81 Group - Metallicity distribution functions and population gradients

(2)University of Leicester), Andreas Koch (2) ((1)ARI, Eva K. Grebel (1), Sophia Lianou (1), University of Heidelberg

arxiv:1003.0861 v1 · 2010-03-03 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BXMMBJ26AEPB5GUMH6NNY5UPB3}

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	2026-05-18T04:38:50.641445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dd8c0a75e011e1e9a8c3f9adc768f0eee91a6134929c6fc367ff5942b85c3b0

Aliases

arxiv: 1003.0861 · arxiv_version: 1003.0861v1 · doi: 10.48550/arxiv.1003.0861 · pith_short_12: BXMMBJ26AEPB · pith_short_16: BXMMBJ26AEPB5GUM · pith_short_8: BXMMBJ26

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/BXMMBJ26AEPB5GUMH6NNY5UPB3 \
  | 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: 0dd8c0a75e011e1e9a8c3f9adc768f0eee91a6134929c6fc367ff5942b85c3b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84806c3ab17a4017dbbc75b190ea514c0c641d7c1bae351a369676766ab6dc2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-03T19:20:19Z",
    "title_canon_sha256": "45c7f5690f7ac888bb931a9971aa92519832b166fb8f8162980b46c0ef4cc3a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0861",
    "kind": "arxiv",
    "version": 1
  }
}