Pith Number

pith:4XAAQOFU

pith:2012:4XAAQOFUN5FLVZD6VUOMJVDHDU

not attested not anchored not stored refs pending

Long-term monitoring of the high-energy gamma-ray emission from LS I +61{\deg} 303 and LS 5039

A. B. Hill, A. Readhead, D. F. Torres, D. Hadasch, G. A. Caliandro, G. Dubus, G. Pooley, J. Li, J. L. Richards, M. Kerr, R. Dubois, R. H. D. Corbet, S. Corbel, S. Zhang, T. Glanzman, T. Tanaka, W. Max-Moerbeck, Y. P. Chen

arxiv:1202.1866 v1 · 2012-02-09 · astro-ph.HE · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4XAAQOFUN5FLVZD6VUOMJVDHDU}

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	2026-05-18T01:58:32.041116Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5c00838b46f4abae47ead1cc4d4671d2f25f49c84dfc1cd25cb25b706177686

Aliases

arxiv: 1202.1866 · arxiv_version: 1202.1866v1 · doi: 10.48550/arxiv.1202.1866 · pith_short_12: 4XAAQOFUN5FL · pith_short_16: 4XAAQOFUN5FLVZD6 · pith_short_8: 4XAAQOFU

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/4XAAQOFUN5FLVZD6VUOMJVDHDU \
  | 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: e5c00838b46f4abae47ead1cc4d4671d2f25f49c84dfc1cd25cb25b706177686

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97aed5ffa300b55e017d1b76565397c70806baf9047b33be203af6e9779296e2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-02-09T01:04:20Z",
    "title_canon_sha256": "aeb418d4285226bf2f483983ec04d66df644994b4efe4ea64834c0500ce7746e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1866",
    "kind": "arxiv",
    "version": 1
  }
}