Pith Number

pith:PEV2D3M4

pith:2010:PEV2D3M44PRR3AJTLENVLBWFG7

not attested not anchored not stored refs pending

Discovery of Pulsed $\gamma$-rays from PSR J0034-0534 with the Fermi LAT: A Case for Co-located Radio and $\gamma$-ray Emission Regions

Pulsar Timing Consortium, The Fermi LAT collaboration

arxiv:1002.2607 v1 · 2010-02-12 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PEV2D3M44PRR3AJTLENVLBWFG7}

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	2026-05-18T02:09:08.764289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

792ba1ed9ce3e31d8133591b5586c537d92156294877142b39bb31a1362fef67

Aliases

arxiv: 1002.2607 · arxiv_version: 1002.2607v1 · doi: 10.48550/arxiv.1002.2607 · pith_short_12: PEV2D3M44PRR · pith_short_16: PEV2D3M44PRR3AJT · pith_short_8: PEV2D3M4

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/PEV2D3M44PRR3AJTLENVLBWFG7 \
  | 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: 792ba1ed9ce3e31d8133591b5586c537d92156294877142b39bb31a1362fef67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a8db4e46f435f0b259e53ebdd7f1e46312fd897416cf98dbfbd7b7adf65dbf8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2010-02-12T17:33:53Z",
    "title_canon_sha256": "e2b45f9416fde8e3234ecfc896d74ccb61343a12b166e89d1db9f5f8bf89537f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.2607",
    "kind": "arxiv",
    "version": 1
  }
}