Pith Number

pith:QFAITKM2

pith:2010:QFAITKM2XZFNJST6KCRG3T4R3I

not attested not anchored not stored refs pending

Is GRB afterglow emission intrinsically anisotropic ?

(2) Institut d'Astrophysique de Paris, (3) Institute for the Early Universe, A. M. Beloborodov (1), F. Daigne (2), Research Center of MEMS Space Telescope), R. Mochkovitch (2), Z. L. Uhm (3) ((1) Columbia University

arxiv:1003.1265 v3 · 2010-03-05 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QFAITKM2XZFNJST6KCRG3T4R3I}

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	2026-05-18T02:08:45.729182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

814089a99abe4ad4ca7e50a26dcf91da19f3752585f623c1f5d7034d0fcb7053

Aliases

arxiv: 1003.1265 · arxiv_version: 1003.1265v3 · doi: 10.48550/arxiv.1003.1265 · pith_short_12: QFAITKM2XZFN · pith_short_16: QFAITKM2XZFNJST6 · pith_short_8: QFAITKM2

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/QFAITKM2XZFNJST6KCRG3T4R3I \
  | 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: 814089a99abe4ad4ca7e50a26dcf91da19f3752585f623c1f5d7034d0fcb7053

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afd25c8b9806148bc008771b97e8f5f89d0da44d59057de9f6a5e638e05af2fa",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-03-05T13:40:11Z",
    "title_canon_sha256": "a7deee4112183a0970cd90b9492d453a85acb17c17930faee8bfb48e76b347d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1265",
    "kind": "arxiv",
    "version": 3
  }
}