Pith Number

pith:7TXQYN2K

pith:2013:7TXQYN2KWY5UAD3YWIB54WPNKX

not attested not anchored not stored refs pending

Pulsar Constraints on Screened Modified Gravity

Anne-Christine Davis, Jeremy Sakstein, Philippe Brax

arxiv:1301.5587 v3 · 2013-01-23 · gr-qc · astro-ph.CO · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7TXQYN2KWY5UAD3YWIB54WPNKX}

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	2026-05-18T02:39:01.405834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fcef0c374ab63b400f78b203de59ed55d016d9d3fbb5d262c1173ed42c94c670

Aliases

arxiv: 1301.5587 · arxiv_version: 1301.5587v3 · doi: 10.48550/arxiv.1301.5587 · pith_short_12: 7TXQYN2KWY5U · pith_short_16: 7TXQYN2KWY5UAD3Y · pith_short_8: 7TXQYN2K

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/7TXQYN2KWY5UAD3YWIB54WPNKX \
  | 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: fcef0c374ab63b400f78b203de59ed55d016d9d3fbb5d262c1173ed42c94c670

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f1b20b437913c35a3b33ca559904c7162c12576e608fb68c12a22aa1b84d25f",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-23T17:54:47Z",
    "title_canon_sha256": "7d73e9215a51a67f60b146c5eaf3e85d525cea50f7365694463fe748c766ebf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.5587",
    "kind": "arxiv",
    "version": 3
  }
}