Pith Number

pith:E3WID4UR

pith:2018:E3WID4URNEE2M45OWUY3D7LKWO

not attested not anchored not stored refs pending

Observational implications of lowering the LIGO-Virgo alert threshold

Christopher W. Stubbs, Erik Katsavounidis, Michael Coughlin, Ryan Lynch, Salvatore Vitale

arxiv:1803.02880 v2 · 2018-03-07 · 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{E3WID4URNEE2M45OWUY3D7LKWO}

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	2026-05-18T00:10:46.685457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26ec81f2916909a673aeb531b1fd6ab3a0223abf1352957f9555bcdab88f3723

Aliases

arxiv: 1803.02880 · arxiv_version: 1803.02880v2 · doi: 10.48550/arxiv.1803.02880 · pith_short_12: E3WID4URNEE2 · pith_short_16: E3WID4URNEE2M45O · pith_short_8: E3WID4UR

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/E3WID4URNEE2M45OWUY3D7LKWO \
  | 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: 26ec81f2916909a673aeb531b1fd6ab3a0223abf1352957f9555bcdab88f3723

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45806c7a2c9d2deb9d39611cbb81dda8f8d983f92ddd94d0846a2489230bb834",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-03-07T21:20:02Z",
    "title_canon_sha256": "3dcf04440ec754547a94a08ca0c0503849a1147281a47c7483ac7dc23ed1dc6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02880",
    "kind": "arxiv",
    "version": 2
  }
}