Pith Number

pith:XAM3FMHK

pith:2020:XAM3FMHK7WU2XRRJ2IFDXIAANX

not attested not anchored not stored refs pending

Dark Matter properties through cosmic history

Constantinos Skordis, Daniel B. Thomas, Michael Kopp, St\'ephane Ili\'c

arxiv:2004.09572 v2 · 2020-04-20 · 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{XAM3FMHK7WU2XRRJ2IFDXIAANX}

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.

Cited by

1 paper in Pith

Coupled quintessence from an axion dark sector

Receipt and verification

First computed	2026-07-05T03:12:44.510736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b819b2b0eafda9abc629d20a3ba0006df7f986c62c688d1418bdf8a5623b65b1

Aliases

arxiv: 2004.09572 · arxiv_version: 2004.09572v2 · doi: 10.48550/arxiv.2004.09572 · pith_short_12: XAM3FMHK7WU2 · pith_short_16: XAM3FMHK7WU2XRRJ · pith_short_8: XAM3FMHK

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/XAM3FMHK7WU2XRRJ2IFDXIAANX \
  | 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: b819b2b0eafda9abc629d20a3ba0006df7f986c62c688d1418bdf8a5623b65b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b5a1df297d268dcdbbfa91171ffd417d7398b888528eaed275ed079094731c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-04-20T18:59:38Z",
    "title_canon_sha256": "7b0ebac239905ca28ae0b53a582284d83144557dc96851e05751c0bac4e93960"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.09572",
    "kind": "arxiv",
    "version": 2
  }
}