Pith Number

pith:XNEBRFYH

pith:2018:XNEBRFYHWDXQ5DQPW4DGLPSBFD

not attested not anchored not stored refs pending

The GeV emission of PSR B1259-63 during its last three periastron passages observed by Fermi-LAT

Cong-Zhan Liu, Ling-Da Kong, Long Ji, Shu Zhang, Yu-peng Chen, Zhi Chang

arxiv:1807.02662 v4 · 2018-07-07 · 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{XNEBRFYHWDXQ5DQPW4DGLPSBFD}

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	2026-05-17T23:56:20.510586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bb48189707b0ef0e8e0fb70665be4128f5f0a315906532245804fa97116ab1d9

Aliases

arxiv: 1807.02662 · arxiv_version: 1807.02662v4 · doi: 10.48550/arxiv.1807.02662 · pith_short_12: XNEBRFYHWDXQ · pith_short_16: XNEBRFYHWDXQ5DQP · pith_short_8: XNEBRFYH

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/XNEBRFYHWDXQ5DQPW4DGLPSBFD \
  | 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: bb48189707b0ef0e8e0fb70665be4128f5f0a315906532245804fa97116ab1d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5be02ec45b14815ea6b1834e2644f547744d9bd9509d3122702da05a1840a65",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-07-07T12:57:22Z",
    "title_canon_sha256": "325af08e75c6d1605f5645f894d03b0a007e90db6fbe2ea3b8cc44841697966d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.02662",
    "kind": "arxiv",
    "version": 4
  }
}