Pith Number

pith:7ZDLOVU3

pith:2020:7ZDLOVU3QBGIEHQJPXZ5LL7AN4

not attested not anchored not stored refs pending

Neutron stars as probes of dark matter

J. Silk, M. \'Angeles P\'erez-Garc\'ia

arxiv:2012.09218 v1 · 2020-12-16 · astro-ph.HE · 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{7ZDLOVU3QBGIEHQJPXZ5LL7AN4}

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

Quantum Computers will constrain the Equation of State of Neutron Stars

Receipt and verification

First computed	2026-07-05T02:00:15.429517Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe46b7569b804c821e097df3d5afe06f384369f1e5fd696e6c6aac411f1aea7c

Aliases

arxiv: 2012.09218 · arxiv_version: 2012.09218v1 · doi: 10.48550/arxiv.2012.09218 · pith_short_12: 7ZDLOVU3QBGI · pith_short_16: 7ZDLOVU3QBGIEHQJ · pith_short_8: 7ZDLOVU3

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/7ZDLOVU3QBGIEHQJPXZ5LL7AN4 \
  | 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: fe46b7569b804c821e097df3d5afe06f384369f1e5fd696e6c6aac411f1aea7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3954a056d260ee2b6b3478ebab11a3110fb6bdfb82a7f8cd15aa402e928c66d5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-12-16T19:24:27Z",
    "title_canon_sha256": "13b974a75dbfae8bc903d38c9350120b4ef289bff250b111a71d4b875a6baa44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.09218",
    "kind": "arxiv",
    "version": 1
  }
}