Pith Number

pith:XABVPSQH

pith:2015:XABVPSQHASY2PFPL4VVOH7E3HI

not attested not anchored not stored refs pending

Study of non-canonical scalar field model using various parametrizations of dark energy equation of state

Abdulla Al Mamon, Sudipta Das

arxiv:1503.06280 v2 · 2015-03-21 · gr-qc · 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{XABVPSQHASY2PFPL4VVOH7E3HI}

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	2026-05-18T01:59:53.314453Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b80357ca0704b1a795ebe56ae3fc9b3a230735ddd539e19754c5897771b550bb

Aliases

arxiv: 1503.06280 · arxiv_version: 1503.06280v2 · doi: 10.48550/arxiv.1503.06280 · pith_short_12: XABVPSQHASY2 · pith_short_16: XABVPSQHASY2PFPL · pith_short_8: XABVPSQH

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/XABVPSQHASY2PFPL4VVOH7E3HI \
  | 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: b80357ca0704b1a795ebe56ae3fc9b3a230735ddd539e19754c5897771b550bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e23bb2437c92281d955d6b55dfdd3734a49cf5947615e8bcf52378eaf37de855",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-03-21T09:23:47Z",
    "title_canon_sha256": "4f09de4620c1de73418017fda4356ca07caf69138c140476361f2751a0be1123"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06280",
    "kind": "arxiv",
    "version": 2
  }
}