Pith Number

pith:BSWTXLXM

pith:2011:BSWTXLXM6PCMAYXGXLCOBFFIDC

not attested not anchored not stored refs pending

Quintom scalar field : Varying dark energy equation of state obtained from recent SNe Ia, BAO and OHD data

Abhijit Bandyopadhyay, Debabrata Adak, Debasish Majumdar

arxiv:1103.1533 v2 · 2011-03-08 · 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{BSWTXLXM6PCMAYXGXLCOBFFIDC}

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	2026-05-18T03:36:48.347283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0cad3baeecf3c4c062e6bac4e094a8189c6b2deafac44ce9279a7cfcb11c9574

Aliases

arxiv: 1103.1533 · arxiv_version: 1103.1533v2 · doi: 10.48550/arxiv.1103.1533 · pith_short_12: BSWTXLXM6PCM · pith_short_16: BSWTXLXM6PCMAYXG · pith_short_8: BSWTXLXM

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/BSWTXLXM6PCMAYXGXLCOBFFIDC \
  | 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: 0cad3baeecf3c4c062e6bac4e094a8189c6b2deafac44ce9279a7cfcb11c9574

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4b72084f19988bd5d3d5d544f5c026e156d962912619d79705d1ae7d8924715",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-08T14:11:23Z",
    "title_canon_sha256": "ad752068baef38d4cd7bde7f575a32136d565be36bee7868c13c21f7c3afe3b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1533",
    "kind": "arxiv",
    "version": 2
  }
}