Pith Number

pith:E7MKY3GT

pith:2019:E7MKY3GTWIUD24UIARCC3YCARS

not attested not anchored not stored refs pending

GW170817 implications on the frequency and damping time of f-mode oscillations of neutron stars

Bao-An Li, De-Hua Wen, Hou-Yuan Chen, Nai-Bo Zhang

arxiv:1901.03779 v2 · 2019-01-12 · gr-qc · astro-ph.HE · astro-ph.SR · nucl-ex · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E7MKY3GTWIUD24UIARCC3YCARS}

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	2026-05-17T23:46:47.612630Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27d8ac6cd3b2283d728804442de0408c89087356f29f1c13570659976247bfc2

Aliases

arxiv: 1901.03779 · arxiv_version: 1901.03779v2 · doi: 10.48550/arxiv.1901.03779 · pith_short_12: E7MKY3GTWIUD · pith_short_16: E7MKY3GTWIUD24UI · pith_short_8: E7MKY3GT

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/E7MKY3GTWIUD24UIARCC3YCARS \
  | 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: 27d8ac6cd3b2283d728804442de0408c89087356f29f1c13570659976247bfc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "854f98b9a9b112f5604d4fab84b1b14215fd92d3beb0eba23f9bf1e9a4c1ebcc",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.SR",
      "nucl-ex",
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-01-12T01:35:54Z",
    "title_canon_sha256": "df565a67c58e96b7d465d3e1f3ee33a4ae5335e07a0631274bd2878fc4ce4862"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03779",
    "kind": "arxiv",
    "version": 2
  }
}