Pith Number

pith:QDCM6WWE

pith:2012:QDCM6WWE6Q2WBAB7OMED6W2DU5

not attested not anchored not stored refs pending

RXTE Observations of Anomalous X-ray Pulsar 1E 1547.0-5408 During and After its 2008 and 2009 Outbursts

Fotis P. Gavriil, Paul Scholz, Rim Dib, Victoria M. Kaspi

arxiv:1201.2668 v1 · 2012-01-12 · 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{QDCM6WWE6Q2WBAB7OMED6W2DU5}

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	2026-05-18T01:58:51.914266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80c4cf5ac4f43560803f73083f5b43a7536d0bf689ffbef500a884157e75fa0c

Aliases

arxiv: 1201.2668 · arxiv_version: 1201.2668v1 · doi: 10.48550/arxiv.1201.2668 · pith_short_12: QDCM6WWE6Q2W · pith_short_16: QDCM6WWE6Q2WBAB7 · pith_short_8: QDCM6WWE

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/QDCM6WWE6Q2WBAB7OMED6W2DU5 \
  | 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: 80c4cf5ac4f43560803f73083f5b43a7536d0bf689ffbef500a884157e75fa0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "078a8bc15906053aed68040e2e72b940bd947834ff22ffeb73beadb03eab43a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-01-12T20:46:27Z",
    "title_canon_sha256": "1787852ee0807e2d33cf660c41843f2bd08df50cbd7c19ec96b30a784aeb2931"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.2668",
    "kind": "arxiv",
    "version": 1
  }
}