Pith Number

pith:WB5SC6PX

pith:2013:WB5SC6PX2RR6LNCCZOJ7NPQHJP

not attested not anchored not stored refs pending

A massive parsec-scale dust ring nebula around the yellow hypergiant Hen3-1379

C. Vamvatira-Nakou, D. Hutsemekers, N.L.J. Cox

arxiv:1303.4292 v1 · 2013-03-18 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WB5SC6PX2RR6LNCCZOJ7NPQHJP}

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	2026-05-18T01:51:01.212570Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b07b2179f7d463e5b442cb93f6be074bda6430e44a1222b7d9529ca5c7f5a9ef

Aliases

arxiv: 1303.4292 · arxiv_version: 1303.4292v1 · doi: 10.48550/arxiv.1303.4292 · pith_short_12: WB5SC6PX2RR6 · pith_short_16: WB5SC6PX2RR6LNCC · pith_short_8: WB5SC6PX

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/WB5SC6PX2RR6LNCCZOJ7NPQHJP \
  | 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: b07b2179f7d463e5b442cb93f6be074bda6430e44a1222b7d9529ca5c7f5a9ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f0e79adeb5234e8796938a821488327c1e6d847cdecdee2a3d16ead1b4524b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-03-18T15:36:48Z",
    "title_canon_sha256": "a157a354fe095e3eb7356a815c4303d7a4df8f009b418078e040185c25c455cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.4292",
    "kind": "arxiv",
    "version": 1
  }
}