Pith Number

pith:TCJY54MY

pith:2007:TCJY54MYHVDGX2BHEZ2QKTKK2X

not attested not anchored not stored refs pending

Dynamics of Quintessence Models of Dark Energy with Exponential Coupling to the Dark Matter

Genly Leon, Israel Quiros, Tame Gonzalez

arxiv:astro-ph/0702227 v1 · 2007-02-08 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TCJY54MYHVDGX2BHEZ2QKTKK2X}

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	2026-07-04T17:07:38.183670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

98938ef1983d466be8272675054d4ad5d48189b7d87bfebcd030caf7a16563df

Aliases

arxiv: astro-ph/0702227 · arxiv_version: astro-ph/0702227v1 · doi: 10.48550/arxiv.astro-ph/0702227 · pith_short_12: TCJY54MYHVDG · pith_short_16: TCJY54MYHVDGX2BH · pith_short_8: TCJY54MY

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/TCJY54MYHVDGX2BHEZ2QKTKK2X \
  | 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: 98938ef1983d466be8272675054d4ad5d48189b7d87bfebcd030caf7a16563df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f51319351baef8412f383d495f77e45c3545d0c74e5c1b875c4f33106392e92",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-08T13:42:13Z",
    "title_canon_sha256": "0bec1051bc7d693a0a2da361231f2abcb0bf7567bde1363ab292fdc1bebf3c01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702227",
    "kind": "arxiv",
    "version": 1
  }
}