Pith Number

pith:WLT2AMR4

pith:2013:WLT2AMR4DWQI75QXYVERL5RAOX

not attested not anchored not stored refs pending

An O2If*/WN6 Star Catch in the Act in a Compact Hii region in the Starburst Cluster NGC 3603

A. Roman-Lopes

arxiv:1305.0851 v1 · 2013-05-03 · 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{WLT2AMR4DWQI75QXYVERL5RAOX}

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	2026-05-18T01:50:12.392004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2e7a0323c1da08ff617c54915f62075d2fce1c0489b5cbcc9cadcf5ac98e4b6

Aliases

arxiv: 1305.0851 · arxiv_version: 1305.0851v1 · doi: 10.48550/arxiv.1305.0851 · pith_short_12: WLT2AMR4DWQI · pith_short_16: WLT2AMR4DWQI75QX · pith_short_8: WLT2AMR4

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/WLT2AMR4DWQI75QXYVERL5RAOX \
  | 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: b2e7a0323c1da08ff617c54915f62075d2fce1c0489b5cbcc9cadcf5ac98e4b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "313c87da523a3cfd1282dc97096e8c1a60f71a29c7de40f220986de69060374b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-05-03T22:26:00Z",
    "title_canon_sha256": "2616c3ba59563355db04d66b0c455a2fa6cdc5e08391f40a02bd5155b4f1a939"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0851",
    "kind": "arxiv",
    "version": 1
  }
}