Pith Number

pith:QISU3ACD

pith:2017:QISU3ACDPU2DZQYZNOK7JNOTZR

not attested not anchored not stored refs pending

A general approach for testing non-cold dark matter at small cosmological scales

Riccardo Murgia

arxiv:1712.04810 v1 · 2017-12-13 · astro-ph.CO · 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{QISU3ACDPU2DZQYZNOK7JNOTZR}

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	2026-05-18T00:21:20.983068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82254d80437d343cc3196b95f4b5d3cc4b44fb8d7b81376f001a00dd24bf3d66

Aliases

arxiv: 1712.04810 · arxiv_version: 1712.04810v1 · doi: 10.48550/arxiv.1712.04810 · pith_short_12: QISU3ACDPU2D · pith_short_16: QISU3ACDPU2DZQYZ · pith_short_8: QISU3ACD

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/QISU3ACDPU2DZQYZNOK7JNOTZR \
  | 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: 82254d80437d343cc3196b95f4b5d3cc4b44fb8d7b81376f001a00dd24bf3d66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bfc67f26be336421b493895303a2c436eb3ddfc406cd78987d1b8258265a573",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-12-13T15:12:27Z",
    "title_canon_sha256": "1a78cf584f725aab71500e54af0d0281d31cc57263cf6908766d441f01fbb67d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04810",
    "kind": "arxiv",
    "version": 1
  }
}