Pith Number

pith:AUFTCKO4

pith:2004:AUFTCKO4AET2NN7CG6GMIGIEVC

not attested not anchored not stored refs pending

Cosmic acceleration, scalar fields and observations

C. A. Terrero-Escalante

arxiv:astro-ph/0404591 v1 · 2004-04-29 · 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{AUFTCKO4AET2NN7CG6GMIGIEVC}

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	2026-05-18T00:37:17.401117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

050b3129dc0127a6b7e2378cc41904a8873de7f8aee3eae1d66062436467fe98

Aliases

arxiv: astro-ph/0404591 · arxiv_version: astro-ph/0404591v1 · doi: 10.48550/arxiv.astro-ph/0404591 · pith_short_12: AUFTCKO4AET2 · pith_short_16: AUFTCKO4AET2NN7C · pith_short_8: AUFTCKO4

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/AUFTCKO4AET2NN7CG6GMIGIEVC \
  | 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: 050b3129dc0127a6b7e2378cc41904a8873de7f8aee3eae1d66062436467fe98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67d41b63e1b53d1a34e027431044cb82cfc47e2a13b2dc0adece4296e3f2c7dd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-29T21:59:06Z",
    "title_canon_sha256": "3cc59c1370b47ffc455d427749d37d788376e412aa986b80a06e29032625cd7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404591",
    "kind": "arxiv",
    "version": 1
  }
}