Pith Number

pith:IA7H56B6

pith:2012:IA7H56B62LO4NIMETBGZODQRRC

not attested not anchored not stored refs pending

The Empirical Case For 10 GeV Dark Matter

Dan Hooper

arxiv:1201.1303 v1 · 2012-01-05 · astro-ph.CO · astro-ph.GA · astro-ph.HE · hep-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{IA7H56B62LO4NIMETBGZODQRRC}

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	2026-05-18T04:05:04.947126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

403e7ef83ed2ddc6a184984d970e11888d852a85602c3f7b8e3ef3901d850976

Aliases

arxiv: 1201.1303 · arxiv_version: 1201.1303v1 · doi: 10.48550/arxiv.1201.1303 · pith_short_12: IA7H56B62LO4 · pith_short_16: IA7H56B62LO4NIME · pith_short_8: IA7H56B6

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/IA7H56B62LO4NIMETBGZODQRRC \
  | 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: 403e7ef83ed2ddc6a184984d970e11888d852a85602c3f7b8e3ef3901d850976

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e2930139b23b70dd5009ebd2372f2e4a2fd82e272ee1c997c98b70dc97b95f4",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-05T21:07:25Z",
    "title_canon_sha256": "99c06b346df6aee163eb57c54eb74c45df4d27b5aa33542e94880b9116339616"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1303",
    "kind": "arxiv",
    "version": 1
  }
}