Pith Number

pith:DDFWMWTQ

pith:2010:DDFWMWTQFWF4IGUJUVUZFFCRNL

not attested not anchored not stored refs pending

Constraints on the SZ Power Spectrum on Degree Angular Scales in WMAP Data

Alexandre Amblard, Asantha Cooray, Joseph Smidt, Shahab Joudaki

arxiv:1002.4872 v4 · 2010-02-26 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DDFWMWTQFWF4IGUJUVUZFFCRNL}

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	2026-05-18T04:18:04.723215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18cb665a702d8bc41a89a5699294516af6a2d958c39c7f23b30f6ba213f800a6

Aliases

arxiv: 1002.4872 · arxiv_version: 1002.4872v4 · doi: 10.48550/arxiv.1002.4872 · pith_short_12: DDFWMWTQFWF4 · pith_short_16: DDFWMWTQFWF4IGUJ · pith_short_8: DDFWMWTQ

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/DDFWMWTQFWF4IGUJUVUZFFCRNL \
  | 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: 18cb665a702d8bc41a89a5699294516af6a2d958c39c7f23b30f6ba213f800a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "473b3e2850eb1c2e52a688d654e75a1a4e1c7db1cb59cd827b2973e49fb1da7a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-26T00:56:49Z",
    "title_canon_sha256": "aa9ff6e59cfc0468689d012df0747f45b922363cf2ee8ccf5a6c5b5b0d6694c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.4872",
    "kind": "arxiv",
    "version": 4
  }
}