Pith Number

pith:2RYB2BNQ

pith:2013:2RYB2BNQW4CNEVESOUPTI66BPB

not attested not anchored not stored refs pending

Radio polarization observations of large supernova remnants at 6cm

E. Fuerst (MPIfR), J.L. Han (NAOC), J.W. Xu (NAOC), L. Xiao (NAOC), P. Reich (MPIfR), R. Wielebinski (MPIfR), W.B. Shi (NAOC), W. Reich (MPIfR), X.H. Sun (NAOC), X.Y. Gao (NAOC)

arxiv:1304.1949 v3 · 2013-04-07 · 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{2RYB2BNQW4CNEVESOUPTI66BPB}

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	2026-05-18T02:50:43.141219Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4701d05b0b704d25492751f347bc17871391b3b4527370a4aaa95b5f26bf16e

Aliases

arxiv: 1304.1949 · arxiv_version: 1304.1949v3 · doi: 10.48550/arxiv.1304.1949 · pith_short_12: 2RYB2BNQW4CN · pith_short_16: 2RYB2BNQW4CNEVES · pith_short_8: 2RYB2BNQ

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/2RYB2BNQW4CNEVESOUPTI66BPB \
  | 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: d4701d05b0b704d25492751f347bc17871391b3b4527370a4aaa95b5f26bf16e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57c91cb5e36be30355ba803e3a7171442c492413ec0d7bdcbc3706b985487c52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-04-07T01:31:05Z",
    "title_canon_sha256": "3082b5e6b5ee8f7fed7d95e0efc4546972edbedb622cec35e90c433de9567751"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1949",
    "kind": "arxiv",
    "version": 3
  }
}