Pith Number

pith:KYKSS3XK

pith:2007:KYKSS3XKFW4TO4VAULHAQGF6QV

not attested not anchored not stored refs pending

Scattered Emission from A Relativistic Outflow and Its Application to Gamma-Ray Bursts

P. Kumar, R. Barniol Duran, R.-F. Shen

arxiv:0708.1649 v2 · 2007-08-13 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KYKSS3XKFW4TO4VAULHAQGF6QV}

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	2026-05-18T02:56:52.384085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5615296eea2db93772a0a2ce0818be8562c253a4afab494e520d897af943ddda

Aliases

arxiv: 0708.1649 · arxiv_version: 0708.1649v2 · doi: 10.48550/arxiv.0708.1649 · pith_short_12: KYKSS3XKFW4T · pith_short_16: KYKSS3XKFW4TO4VA · pith_short_8: KYKSS3XK

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/KYKSS3XKFW4TO4VAULHAQGF6QV \
  | 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: 5615296eea2db93772a0a2ce0818be8562c253a4afab494e520d897af943ddda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8524b4934e2343dd001f9294e87ee07356561f0a4a3ac15bd125b89e0b346b84",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-08-13T06:19:48Z",
    "title_canon_sha256": "e4429cebbfcd8b25b68fea11345582a95c7da21091935ef6aa6c93b7507257f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0708.1649",
    "kind": "arxiv",
    "version": 2
  }
}