Pith Number

pith:LEMKPCTP

pith:2017:LEMKPCTPAR3C5WSTKFIK3RTJHX

not attested not anchored not stored refs pending

Status of Dark Matter in the Universe

Katherine Freese

arxiv:1701.01840 v1 · 2017-01-07 · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LEMKPCTPAR3C5WSTKFIK3RTJHX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:43:29.323913Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5918a78a6f04762eda535150adc6693df116b30841e7d6413c7e005235be113a

Aliases

arxiv: 1701.01840 · arxiv_version: 1701.01840v1 · doi: 10.48550/arxiv.1701.01840 · pith_short_12: LEMKPCTPAR3C · pith_short_16: LEMKPCTPAR3C5WST · pith_short_8: LEMKPCTP

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/LEMKPCTPAR3C5WSTKFIK3RTJHX \
  | 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: 5918a78a6f04762eda535150adc6693df116b30841e7d6413c7e005235be113a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dca6b68c27ca656b2dbefc3fad57cd312424a531e1b9781e30ee024c869b6869",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-01-07T15:01:42Z",
    "title_canon_sha256": "03d00196e9e135cf100b67395cf4502927bf7fbd817d683e53263b08c2c4b8d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01840",
    "kind": "arxiv",
    "version": 1
  }
}