Pith Number

pith:EZ36CFAG

pith:2013:EZ36CFAGWMGG7WEU45ISQ4OA6Q

not attested not anchored not stored refs pending

Optical observations of the nearby galaxy IC342 with narrow band [SII] and H$\alpha$ filters. I

A. Dobardzic, B. Arbutina, D. Urosevic, M. M. Vucetic, M. Z. Pavlovic, N. Petrov, T. G. Pannuti

arxiv:1312.1510 v2 · 2013-12-05 · 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{EZ36CFAGWMGG7WEU45ISQ4OA6Q}

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	2026-05-18T03:04:22.198853Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2677e11406b30c6fd894e7512871c0f40b07b1783c73777b35a7796d3d100f69

Aliases

arxiv: 1312.1510 · arxiv_version: 1312.1510v2 · doi: 10.48550/arxiv.1312.1510 · pith_short_12: EZ36CFAGWMGG · pith_short_16: EZ36CFAGWMGG7WEU · pith_short_8: EZ36CFAG

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/EZ36CFAGWMGG7WEU45ISQ4OA6Q \
  | 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: 2677e11406b30c6fd894e7512871c0f40b07b1783c73777b35a7796d3d100f69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eef67fe85c1d206d20ed9bb1c2feeb3679490c6df77c7e9e40127b810a1762c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-12-05T11:48:05Z",
    "title_canon_sha256": "4796eaec01e25c55abe29f7ae1743d798e7f2f43db39f8578e3c390f30d9863c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1510",
    "kind": "arxiv",
    "version": 2
  }
}