Pith Number

pith:I4U5PPMN

pith:2013:I4U5PPMNUCSLHOZMJTYFXJJ6DR

not attested not anchored not stored refs pending

Prompt Optical Emission from Gamma-ray Bursts with Non-single Timescale Variability of Central Engine Activities

Si-Yao Xu (PKU), Zhuo Li (PKU)

arxiv:1311.2183 v2 · 2013-11-09 · 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{I4U5PPMNUCSLHOZMJTYFXJJ6DR}

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	2026-05-18T01:46:32.635186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4729d7bd8da0a4b3bb2c4cf05ba53e1c799ae9796ed4c47cdffe8009077fecb3

Aliases

arxiv: 1311.2183 · arxiv_version: 1311.2183v2 · doi: 10.48550/arxiv.1311.2183 · pith_short_12: I4U5PPMNUCSL · pith_short_16: I4U5PPMNUCSLHOZM · pith_short_8: I4U5PPMN

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/I4U5PPMNUCSLHOZMJTYFXJJ6DR \
  | 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: 4729d7bd8da0a4b3bb2c4cf05ba53e1c799ae9796ed4c47cdffe8009077fecb3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dca4e4c27936e1731b4fff5e665c02a855f073ade0bdfd46169e063cc00fca87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-11-09T16:02:32Z",
    "title_canon_sha256": "2fa845ac1e728061ea7d529b58d04e91d6385df09dc14586fc60caa60cf80bbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2183",
    "kind": "arxiv",
    "version": 2
  }
}