Pith Number

pith:SZBIXZGE

pith:2018:SZBIXZGESTRM3HWSQQ4C62LNGI

not attested not anchored not stored refs pending

Cooling off with a kilonova - Lower Limit on the Expansion Velocity of GW170817

Itai Linial, Re'em Sari

arxiv:1811.11180 v1 · 2018-11-27 · 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{SZBIXZGESTRM3HWSQQ4C62LNGI}

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	2026-05-17T23:59:44.515250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96428be4c494e2cd9ed284382f696d320e1d2f04f1ce9e00c653425f948f10ec

Aliases

arxiv: 1811.11180 · arxiv_version: 1811.11180v1 · doi: 10.48550/arxiv.1811.11180 · pith_short_12: SZBIXZGESTRM · pith_short_16: SZBIXZGESTRM3HWS · pith_short_8: SZBIXZGE

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/SZBIXZGESTRM3HWSQQ4C62LNGI \
  | 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: 96428be4c494e2cd9ed284382f696d320e1d2f04f1ce9e00c653425f948f10ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8927aa032d57f00b036542e9952b882f0b8c2bb7ed28ecb43641337aca997043",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-11-27T19:00:01Z",
    "title_canon_sha256": "1573c6c66f4b7cd7663aac8961ce560b2ba458271c7c3e799841225236437870"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.11180",
    "kind": "arxiv",
    "version": 1
  }
}