Pith Number

pith:5EJH4MK6

pith:2012:5EJH4MK6FRFZWNB6NJJBGZT4PM

not attested not anchored not stored refs pending

Radio Synchrotron Emission from a Bow Shock around the Gas Cloud G2 Heading toward the Galactic Center

Feryal Ozel, Lorenzo Sironi, Ramesh Narayan

arxiv:1207.4215 v2 · 2012-07-17 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5EJH4MK6FRFZWNB6NJJBGZT4PM}

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	2026-05-18T01:56:17.106905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9127e315e2c4b9b343e6a5213667c7b30759b4820b0665697b3a775ca1f9e5d

Aliases

arxiv: 1207.4215 · arxiv_version: 1207.4215v2 · doi: 10.48550/arxiv.1207.4215 · pith_short_12: 5EJH4MK6FRFZ · pith_short_16: 5EJH4MK6FRFZWNB6 · pith_short_8: 5EJH4MK6

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/5EJH4MK6FRFZWNB6NJJBGZT4PM \
  | 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: e9127e315e2c4b9b343e6a5213667c7b30759b4820b0665697b3a775ca1f9e5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc919353cbfa4b82e79a828694ffe10e0a23aaafb52bf65dab0ff1e3152bde01",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-07-17T21:00:00Z",
    "title_canon_sha256": "8d807171a91d5cebe120fe34ee5a06b82bcf72b887634a2276e93097e98144b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4215",
    "kind": "arxiv",
    "version": 2
  }
}