Pith Number

pith:R3FJR2UA

pith:2009:R3FJR2UAP7Z5HLVSIJAT6UJ2XU

not attested not anchored not stored refs pending

Dynamical evolutin of quintessence dark energy in collapsing dark matter halos

Qiao Wang, Zuhui Fan

arxiv:0906.3349 v1 · 2009-06-18 · 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{R3FJR2UAP7Z5HLVSIJAT6UJ2XU}

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	2026-07-04T15:45:40.294828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8eca98ea807ff3d3aeb242413f513abd238baa3d962a22e6ca3387dab2bab98e

Aliases

arxiv: 0906.3349 · arxiv_version: 0906.3349v1 · doi: 10.48550/arxiv.0906.3349 · pith_short_12: R3FJR2UAP7Z5 · pith_short_16: R3FJR2UAP7Z5HLVS · pith_short_8: R3FJR2UA

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/R3FJR2UAP7Z5HLVSIJAT6UJ2XU \
  | 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: 8eca98ea807ff3d3aeb242413f513abd238baa3d962a22e6ca3387dab2bab98e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51f355e1f0addc92da40194c9d814ea0f5b9d69ce776fab4c69a3589aef6bd22",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-18T05:16:51Z",
    "title_canon_sha256": "9d04c7f9f79dbb61bd2ae3ec3649c80afd63fbea9809ecd21e22f7ab82d419be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3349",
    "kind": "arxiv",
    "version": 1
  }
}