Pith Number

pith:KYG2ZFWN

pith:2015:KYG2ZFWN2YFVB65G3VMFOP4DPU

not attested not anchored not stored refs pending

A Statistical Study of GRB X-ray Flares: Evidence of Ubiquitous Bulk Acceleration in the Emission Region

Bing Zhang, Lan-Wei Jia, Z. Lucas Uhm

arxiv:1509.04871 v2 · 2015-09-16 · 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{KYG2ZFWN2YFVB65G3VMFOP4DPU}

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	2026-05-18T01:10:10.053071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

560dac96cdd60b50fba6dd58573f837d1f564deffd2ec96e24242ed47e09b655

Aliases

arxiv: 1509.04871 · arxiv_version: 1509.04871v2 · doi: 10.48550/arxiv.1509.04871 · pith_short_12: KYG2ZFWN2YFV · pith_short_16: KYG2ZFWN2YFVB65G · pith_short_8: KYG2ZFWN

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/KYG2ZFWN2YFVB65G3VMFOP4DPU \
  | 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: 560dac96cdd60b50fba6dd58573f837d1f564deffd2ec96e24242ed47e09b655

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed6f818a66a1d7e6d36d4893109821552d14a0dd0bd5460d514523fe8f0554cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-09-16T10:04:37Z",
    "title_canon_sha256": "c17eb29808cf324b532f5b4518656fe242f0ceef835956b0df2ec9d5651236f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04871",
    "kind": "arxiv",
    "version": 2
  }
}