Pith Number

pith:3ETFGRQ6

pith:2011:3ETFGRQ6PZXRVTJKD6UGVIW72G

not attested not anchored not stored refs pending

CMB Anomalies from Imperfect Dark Energy: Confrontation with the Data

David F. Mota, Frode K. Hansen, Magnus J. Axelsson, Tomi Koivisto

arxiv:1109.2778 v1 · 2011-09-13 · 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{3ETFGRQ6PZXRVTJKD6UGVIW72G}

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	2026-05-18T02:52:32.736711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d92653461e7e6f1acd2a1fa86aa2dfd1a3abb275806d6f48b7c4592c426d8bc8

Aliases

arxiv: 1109.2778 · arxiv_version: 1109.2778v1 · doi: 10.48550/arxiv.1109.2778 · pith_short_12: 3ETFGRQ6PZXR · pith_short_16: 3ETFGRQ6PZXRVTJK · pith_short_8: 3ETFGRQ6

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/3ETFGRQ6PZXRVTJKD6UGVIW72G \
  | 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: d92653461e7e6f1acd2a1fa86aa2dfd1a3abb275806d6f48b7c4592c426d8bc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb950e47c8274c4fe20c3b97d3d6902b8585dd4dbb429df55fa10961c5fc7418",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-13T13:20:34Z",
    "title_canon_sha256": "7a49bab67b8d2ae121e908a17b8c88ecc713e2a0691a896b795d5370f9a9dbfa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.2778",
    "kind": "arxiv",
    "version": 1
  }
}