Pith Number

pith:EGWX3YIR

pith:2009:EGWX3YIR5KRFCND3NEKWOKR7M2

not attested not anchored not stored refs pending

Evidence for X-ray synchrotron emission from simultaneous mid-IR to X-ray observations of a strong Sgr A* flare

A. Goldwurm, D. Porquet, D. Rouan, E. Pantin, E. Quataert, F. Eisenhauer, F. Yuan, F. Yusef-Zadeh, G. Hasinger, G. Perrin, G. Trap, H. Bartko, H. Falcke, K. Dodds-Eden, L. Mascetti, N. Grosso, P.-O. Lagage, R. Genzel, S. Gillessen, S. Trippe, T.K. Fritz, T. Ott, T. Paumard, X. Haubois, Y. Clenet

arxiv:0903.3416 v2 · 2009-03-19 · 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{EGWX3YIR5KRFCND3NEKWOKR7M2}

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	2026-05-18T04:29:15.793676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21ad7de111eaa251347b6915672a3f66a44ffe6d1c8f56a82da9a752f52cfc8e

Aliases

arxiv: 0903.3416 · arxiv_version: 0903.3416v2 · doi: 10.48550/arxiv.0903.3416 · pith_short_12: EGWX3YIR5KRF · pith_short_16: EGWX3YIR5KRFCND3 · pith_short_8: EGWX3YIR

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/EGWX3YIR5KRFCND3NEKWOKR7M2 \
  | 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: 21ad7de111eaa251347b6915672a3f66a44ffe6d1c8f56a82da9a752f52cfc8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ebd36fd11729feebdca8d51d3d117463887534c0eb4cbc85abac694d32db630",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-03-19T20:15:48Z",
    "title_canon_sha256": "fe48e8581685e8646c84df5d0fb384b61c2d7be2ffc715c5fc28aa885c00fe44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3416",
    "kind": "arxiv",
    "version": 2
  }
}