Pith Number

pith:MTIZJFU4

pith:2010:MTIZJFU4SRXQJA7S7FO2YYYVWE

not attested not anchored not stored refs pending

Analyzing X-Ray Pulsar Profiles: Geometry and Beam Pattern of EXO 2030+375

Andrea Santangelo, Dmitry Klochkov, Isabel Caballero, Manami Sasaki, Ute Kraus

arxiv:1004.4720 v1 · 2010-04-27 · 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{MTIZJFU4SRXQJA7S7FO2YYYVWE}

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	2026-05-18T02:07:53.446205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64d194969c946f0483f2f95dac6315b10f10b7153cb46a9304ee4b1ad5f8c629

Aliases

arxiv: 1004.4720 · arxiv_version: 1004.4720v1 · doi: 10.48550/arxiv.1004.4720 · pith_short_12: MTIZJFU4SRXQ · pith_short_16: MTIZJFU4SRXQJA7S · pith_short_8: MTIZJFU4

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/MTIZJFU4SRXQJA7S7FO2YYYVWE \
  | 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: 64d194969c946f0483f2f95dac6315b10f10b7153cb46a9304ee4b1ad5f8c629

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9075966038510fb4c80354d51c02fc60397d9f1bc0eac7e69c8e83bea1bedc2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-04-27T06:20:25Z",
    "title_canon_sha256": "cdbad8dd055ab096b98b008b62ffcb4184202c35bf357b010fe544239ebe7688"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.4720",
    "kind": "arxiv",
    "version": 1
  }
}