Pith Number

pith:P6QBOCT3

pith:2009:P6QBOCT3X6CUWFMSMDIDZXOA7K

not attested not anchored not stored refs pending

The dust-scattering X-ray rings of the anomalous X-ray pulsar 1E 1547.0-5408

A. Giuliani, A. Moretti, A. Tiengo, D. G\"otz, E. Costantini, F. Bernardini, G. L. Israel, G. Vianello, L. Stella, M. Ehle, N. Gehrels, N. Rea, P. Esposito, P. Romano, R. Turolla, S. Mereghetti, S. Zane

arxiv:0911.3064 v2 · 2009-11-16 · 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{P6QBOCT3X6CUWFMSMDIDZXOA7K}

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	2026-05-18T02:34:05.167669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fa0170a7bbf854b159260d03cddc0fa9d2d77f997e356badc2c0dabf7caeb8e

Aliases

arxiv: 0911.3064 · arxiv_version: 0911.3064v2 · doi: 10.48550/arxiv.0911.3064 · pith_short_12: P6QBOCT3X6CU · pith_short_16: P6QBOCT3X6CUWFMS · pith_short_8: P6QBOCT3

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/P6QBOCT3X6CUWFMSMDIDZXOA7K \
  | 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: 7fa0170a7bbf854b159260d03cddc0fa9d2d77f997e356badc2c0dabf7caeb8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f5788b3b3fbe19ea317a3265a505f6b35c0d6632844e72efb8782ea35a44ce8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-11-16T16:48:13Z",
    "title_canon_sha256": "a04de712f3b983a0dcd178ed937359125a6ea2159f423b2100df49db9776af58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3064",
    "kind": "arxiv",
    "version": 2
  }
}