Pith Number

pith:QT45GX3M

pith:2001:QT45GX3MURH5C5ZTN6AEI45GZI

not attested not anchored not stored refs pending

Separation of instrumental and astrophysical foregrounds for mapping CMB anisotropies

E. Audit, G. Patanchon, J. Delabrouille

arxiv:astro-ph/0109187 v1 · 2001-09-12 · 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{QT45GX3MURH5C5ZTN6AEI45GZI}

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	2026-07-04T16:24:06.198669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84f9d35f6ca44fd177336f804473a6ca2c0dfbfd1e8978a2987cd12646e360cd

Aliases

arxiv: astro-ph/0109187 · arxiv_version: astro-ph/0109187v1 · doi: 10.48550/arxiv.astro-ph/0109187 · pith_short_12: QT45GX3MURH5 · pith_short_16: QT45GX3MURH5C5ZT · pith_short_8: QT45GX3M

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/QT45GX3MURH5C5ZTN6AEI45GZI \
  | 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: 84f9d35f6ca44fd177336f804473a6ca2c0dfbfd1e8978a2987cd12646e360cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d79f13bb32c7d3a0eddbd78f57cf384463af563f4c011b3a4ca45ab9c58e7220",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-12T16:05:37Z",
    "title_canon_sha256": "40219f41fcbb2653abcb3f31842212039f7f459c3c8e3a1abfb509b66dff74e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109187",
    "kind": "arxiv",
    "version": 1
  }
}