Pith Number

pith:ZNUAU4SW

pith:2010:ZNUAU4SWJBKFR46XTVXF42J25K

not attested not anchored not stored refs pending

The bulk Lorentz factor of outflow powering X-ray flare in GRB afterglow

Da-Ming Wei, Yi-Zhong Fan, Zhi-Ping Jin

arxiv:1009.3989 v1 · 2010-09-21 · 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{ZNUAU4SWJBKFR46XTVXF42J25K}

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	2026-05-18T02:05:19.432157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb680a7256485458f3d79d6e5e693aeaad3d4e90d43038b64e3c1e71d9ab8ff3

Aliases

arxiv: 1009.3989 · arxiv_version: 1009.3989v1 · doi: 10.48550/arxiv.1009.3989 · pith_short_12: ZNUAU4SWJBKF · pith_short_16: ZNUAU4SWJBKFR46X · pith_short_8: ZNUAU4SW

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/ZNUAU4SWJBKFR46XTVXF42J25K \
  | 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: cb680a7256485458f3d79d6e5e693aeaad3d4e90d43038b64e3c1e71d9ab8ff3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7719a538521b3da7945b5b21e75fc526770565bf913c448533e93320991e1804",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-09-21T03:34:11Z",
    "title_canon_sha256": "927b617cdcad3f834b817b0159a58ff637213ab516a8ada501635f45b6ff95c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3989",
    "kind": "arxiv",
    "version": 1
  }
}