Pith Number

pith:L6LEIBLY

pith:2011:L6LEIBLY6UHKEXJKBLFQAWNPCX

not attested not anchored not stored refs pending

Survey of H-alpha emission from thirty nearby dwarf galaxies

E. I. Kaisina, I. D. Karachentsev, S. S. Kaisin

arxiv:1112.2548 v1 · 2011-12-12 · 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{L6LEIBLY6UHKEXJKBLFQAWNPCX}

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	2026-05-18T01:59:11.835877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f96440578f50ea25d2a0acb0059af15c9096a2ad0227d60d339aabb77ae1441

Aliases

arxiv: 1112.2548 · arxiv_version: 1112.2548v1 · doi: 10.48550/arxiv.1112.2548 · pith_short_12: L6LEIBLY6UHK · pith_short_16: L6LEIBLY6UHKEXJK · pith_short_8: L6LEIBLY

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/L6LEIBLY6UHKEXJKBLFQAWNPCX \
  | 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: 5f96440578f50ea25d2a0acb0059af15c9096a2ad0227d60d339aabb77ae1441

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6be1c007c13934cb896e0738b2a67451239324d5ca2d87e5d8b0a4f813dd672e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-12T13:59:20Z",
    "title_canon_sha256": "de3382f66e4f2627f3a9d29edf72a404b55124e420461dbab57a2f01f3f0586c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.2548",
    "kind": "arxiv",
    "version": 1
  }
}