Pith Number

pith:2DDCZYOL

pith:2013:2DDCZYOLPIRZVO2A7PMQFZXIRF

not attested not anchored not stored refs pending

Study of luminosity and time evolution in X-ray afterglows of GRBs

Jack Singal, Maria Giovanna Dainotti, Michal Ostrowski, Vahe' Petrosian

arxiv:1307.7293 v1 · 2013-07-27 · 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{2DDCZYOLPIRZVO2A7PMQFZXIRF}

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	2026-05-18T03:17:23.685067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d0c62ce1cb7a239abb40fbd902e6e8897d94ef8ffc615d1f9caae98b81c4bba5

Aliases

arxiv: 1307.7293 · arxiv_version: 1307.7293v1 · doi: 10.48550/arxiv.1307.7293 · pith_short_12: 2DDCZYOLPIRZ · pith_short_16: 2DDCZYOLPIRZVO2A · pith_short_8: 2DDCZYOL

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/2DDCZYOLPIRZVO2A7PMQFZXIRF \
  | 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: d0c62ce1cb7a239abb40fbd902e6e8897d94ef8ffc615d1f9caae98b81c4bba5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d3c47683a1aba1e6284e35c5c44f6aa125b4f1ce936075d91632eb109c1cdcf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-07-27T18:28:32Z",
    "title_canon_sha256": "29fcc78fd1e786a04ae8d2c05ce92d2d7549d68b3bd8eb58bddef54e4cb92bcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.7293",
    "kind": "arxiv",
    "version": 1
  }
}