Pith Number

pith:M2DNA6O7

pith:2017:M2DNA6O7TAHTVK4QQTKLTL4355

not attested not anchored not stored refs pending

Dark matter in the Reticulum II dSph: a radio search

Laura Richter, Marco Regis, Sergio Colafrancesco

arxiv:1703.09921 v2 · 2017-03-29 · astro-ph.HE · astro-ph.GA · 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{M2DNA6O7TAHTVK4QQTKLTL4355}

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	2026-05-18T00:39:36.182054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6686d079df980f3aab9084d4b9af9bef4516506fd7027ea010d6b4215241cdee

Aliases

arxiv: 1703.09921 · arxiv_version: 1703.09921v2 · doi: 10.48550/arxiv.1703.09921 · pith_short_12: M2DNA6O7TAHT · pith_short_16: M2DNA6O7TAHTVK4Q · pith_short_8: M2DNA6O7

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/M2DNA6O7TAHTVK4QQTKLTL4355 \
  | 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: 6686d079df980f3aab9084d4b9af9bef4516506fd7027ea010d6b4215241cdee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "773a7b1d0efd31a968cfee7c2a1a72d4680bab7ad1bbb1249bccae053709a64d",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-03-29T07:52:36Z",
    "title_canon_sha256": "91911f4511f3a62624712863c43bd70d6121a4f874bb7798daa895e488ed2bb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09921",
    "kind": "arxiv",
    "version": 2
  }
}