Pith Number

pith:7HR3DDM7

pith:2013:7HR3DDM72QVTFPOSYNIVRQBDUS

not attested not anchored not stored refs pending

Kinematics of massive star ejecta in the Milky Way as traced by 26Al

Andreas Burkert, Jochen Greiner, Karsten Kretschmer, Katharina Fierlinger, Martin Krause, Ortwin Gerhard, Roland Diehl, Wei Wang

arxiv:1309.4980 v1 · 2013-09-19 · astro-ph.HE · 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{7HR3DDM72QVTFPOSYNIVRQBDUS}

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	2026-05-18T03:06:44.237200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f9e3b18d9fd42b32bdd2c35158c023a49aa6f40db85b5c53203408561bfc1f60

Aliases

arxiv: 1309.4980 · arxiv_version: 1309.4980v1 · doi: 10.48550/arxiv.1309.4980 · pith_short_12: 7HR3DDM72QVT · pith_short_16: 7HR3DDM72QVTFPOS · pith_short_8: 7HR3DDM7

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/7HR3DDM72QVTFPOSYNIVRQBDUS \
  | 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: f9e3b18d9fd42b32bdd2c35158c023a49aa6f40db85b5c53203408561bfc1f60

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41d14f5c326597baefa2a238bcc930ab3ed534030103defe32f7d73f18958185",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-09-19T13:59:49Z",
    "title_canon_sha256": "d18fec80d620960fc174000bce13150221dc8f36415de1c1b2e829ed13ed1e50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4980",
    "kind": "arxiv",
    "version": 1
  }
}