Pith Number

pith:EICLU4LJ

pith:2015:EICLU4LJA62DUWP7CI7PS3ETC3

not attested not anchored not stored refs pending

Dark Matter and IMF normalization in Virgo dwarf early-type galaxies

C. Tortora, F. La Barbera, N.R. Napolitano

arxiv:1509.08462 v2 · 2015-09-28 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EICLU4LJA62DUWP7CI7PS3ETC3}

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	2026-05-18T01:27:22.456623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2204ba716907b43a59ff123ef96c9316f705562bdfd9e7c81ffcb488b6d18134

Aliases

arxiv: 1509.08462 · arxiv_version: 1509.08462v2 · doi: 10.48550/arxiv.1509.08462 · pith_short_12: EICLU4LJA62D · pith_short_16: EICLU4LJA62DUWP7 · pith_short_8: EICLU4LJ

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/EICLU4LJA62DUWP7CI7PS3ETC3 \
  | 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: 2204ba716907b43a59ff123ef96c9316f705562bdfd9e7c81ffcb488b6d18134

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80cecabf4918c8f19decae4a4c353fce6922ac713fffcd688b34c109aef19091",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-09-28T20:08:05Z",
    "title_canon_sha256": "c584f3fddfe75565ef241cc7159e2abe086999430983e409a3102b3644c2f697"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08462",
    "kind": "arxiv",
    "version": 2
  }
}