Pith Number

pith:SYVFEA4M

pith:2021:SYVFEA4MPGCMMKGSHIFTVQMVWH

not attested not anchored not stored refs pending

Can fermion-boson stars reconcile multi-messenger observations of compact stars?

Fabrizio Di Giovanni, Jos\'e Antonio Font, Nicolas Sanchis-Gual, Pablo Cerd\'a-Dur\'an

arxiv:2110.11997 v2 · 2021-10-22 · gr-qc · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SYVFEA4MPGCMMKGSHIFTVQMVWH}

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	2026-07-05T04:03:54.395346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

962a52038c7984c628d23a0b3ac195b1fba092f88492fd14fade3ca614eff351

Aliases

arxiv: 2110.11997 · arxiv_version: 2110.11997v2 · doi: 10.48550/arxiv.2110.11997 · pith_short_12: SYVFEA4MPGCM · pith_short_16: SYVFEA4MPGCMMKGS · pith_short_8: SYVFEA4M

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/SYVFEA4MPGCMMKGSHIFTVQMVWH \
  | 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: 962a52038c7984c628d23a0b3ac195b1fba092f88492fd14fade3ca614eff351

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "839d75fbc50d330d8a8489d592e6add481100c730a631096feca3cad21112113",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-10-22T18:21:47Z",
    "title_canon_sha256": "9b2e6385b0e48e3e88d3bf77b7ff0dc1f94899bd050c88e669613759c30ab864"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.11997",
    "kind": "arxiv",
    "version": 2
  }
}