Pith Number

pith:TWWABJZ6

pith:2019:TWWABJZ6L5OPKIHCHKR5SBQKAI

not attested not anchored not stored refs pending

Dark matter gets DAMPE at high energies

Geoff Beck, Sergio Colafrancesco

arxiv:1902.07468 v1 · 2019-02-20 · astro-ph.CO · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TWWABJZ6L5OPKIHCHKR5SBQKAI}

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	2026-05-17T23:53:07.798908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dac00a73e5f5cf520e23aa3d9060a0235410ee7998557b9425501cdd28ee4e4

Aliases

arxiv: 1902.07468 · arxiv_version: 1902.07468v1 · doi: 10.48550/arxiv.1902.07468 · pith_short_12: TWWABJZ6L5OP · pith_short_16: TWWABJZ6L5OPKIHC · pith_short_8: TWWABJZ6

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/TWWABJZ6L5OPKIHCHKR5SBQKAI \
  | 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: 9dac00a73e5f5cf520e23aa3d9060a0235410ee7998557b9425501cdd28ee4e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54d7afef3c462b20211427b7614b511e1dc192e4e9e9dfe99fff5468a741d247",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-02-20T09:39:26Z",
    "title_canon_sha256": "13ed2c621b989c494899761cab783640321dba3f84dc1d9f6073861d8c6b232a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07468",
    "kind": "arxiv",
    "version": 1
  }
}