Pith Number

pith:LPDAO6UQ

pith:2013:LPDAO6UQVVAGGQTNP45PELQ3W2

not attested not anchored not stored refs pending

Effects of Multi-Field Phantom Inflation in Big Rip

Farah Naz, Iftikhar Ahmad, Zaffar Iqbal

arxiv:1308.1240 v1 · 2013-08-06 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LPDAO6UQVVAGGQTNP45PELQ3W2}

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	2026-05-18T03:16:39.364803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bc6077a90ad4063426d7f3af22e1bb69cbde3d424c16bfb33fb5f9431ead632

Aliases

arxiv: 1308.1240 · arxiv_version: 1308.1240v1 · doi: 10.48550/arxiv.1308.1240 · pith_short_12: LPDAO6UQVVAG · pith_short_16: LPDAO6UQVVAGGQTN · pith_short_8: LPDAO6UQ

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/LPDAO6UQVVAGGQTNP45PELQ3W2 \
  | 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: 5bc6077a90ad4063426d7f3af22e1bb69cbde3d424c16bfb33fb5f9431ead632

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb04c20860c1ca70bb0c490dae73e2369b7cd80d5c05298753201dd8c7cae658",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-08-06T11:20:16Z",
    "title_canon_sha256": "2b63bb0f417f2b6fcb8bcc2e5bc51cf53d7feb84e66539c04b26ed44769c2831"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.1240",
    "kind": "arxiv",
    "version": 1
  }
}