Pith Number

pith:LIGECCK5

pith:2013:LIGECCK55BVHWRIJVKJ2I65D7L

not attested not anchored not stored refs pending

Rapid Gamma-ray flux variability during the 2013 March Crab Nebula flare

C. C. Cheung, E. Hays, J. E. Grove, M. Dutka, M. Kerr, M. Mayer, M. S. Dutka, R. Buehler, R. Ojha

arxiv:1308.6698 v1 · 2013-08-30 · 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{LIGECCK55BVHWRIJVKJ2I65D7L}

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	2026-05-18T03:13:33.397792Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a0c41095de86a7b4509aa93a47ba3fae98ad383a0b1e671c94b122cc611b2ce

Aliases

arxiv: 1308.6698 · arxiv_version: 1308.6698v1 · doi: 10.48550/arxiv.1308.6698 · pith_short_12: LIGECCK55BVH · pith_short_16: LIGECCK55BVHWRIJ · pith_short_8: LIGECCK5

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/LIGECCK55BVHWRIJVKJ2I65D7L \
  | 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: 5a0c41095de86a7b4509aa93a47ba3fae98ad383a0b1e671c94b122cc611b2ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f21b3e8495ec40deb3bf193648b2fec31aeefc184597e865b7aaf5623a1f1514",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-08-30T10:04:33Z",
    "title_canon_sha256": "cbc361b6bd64c90760d118ed84b493157fbe00f93c2d4d7e5d67d78cefebec45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6698",
    "kind": "arxiv",
    "version": 1
  }
}