Pith Number

pith:EQPG5N5H

pith:2011:EQPG5N5HSNOGQOO2LSSNKTJUP2

not attested not anchored not stored refs pending

Dust in dwarf galaxies: The case of NGC 4214

B. Groves, C. Popescu, I. Hermelo, J. Fischera, M. Relano, R. Tuffs, U. Lisenfeld

arxiv:1111.5789 v1 · 2011-11-24 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EQPG5N5HSNOGQOO2LSSNKTJUP2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:59:25.795176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

241e6eb7a7935c6839da5ca4d54d347e9b7e138bd8aaa50abfaf693e6fdda6be

Aliases

arxiv: 1111.5789 · arxiv_version: 1111.5789v1 · doi: 10.48550/arxiv.1111.5789 · pith_short_12: EQPG5N5HSNOG · pith_short_16: EQPG5N5HSNOGQOO2 · pith_short_8: EQPG5N5H

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/EQPG5N5HSNOGQOO2LSSNKTJUP2 \
  | 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: 241e6eb7a7935c6839da5ca4d54d347e9b7e138bd8aaa50abfaf693e6fdda6be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8ab49cdd913d2650bf86daadacef489a5a5fc511ee3c187b4c564cbc0ccc015",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-11-24T14:57:53Z",
    "title_canon_sha256": "36db068b4b8997fd58919f662b5661e3ace47199bfcd1fcdbd23ea0e8ebdcc9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5789",
    "kind": "arxiv",
    "version": 1
  }
}