Pith Number

pith:EG2SP2FA

pith:2019:EG2SP2FAKL7PTBBT3UCUWZE57J

not attested not anchored not stored refs pending

Host galaxies of merging compact objects: mass, star formation rate, metallicity and colours

Alessandro Bressan, Filippo Santoliquido, Mario Spera, M. Celeste Artale, Michela Mapelli, Nadeen B. Sabha, Nicola Giacobbo

arxiv:1903.00083 v2 · 2019-02-28 · astro-ph.GA · astro-ph.CO · 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{EG2SP2FAKL7PTBBT3UCUWZE57J}

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	2026-05-17T23:44:55.123659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

21b527e8a052fef98433dd054b649dfa409807493cfa85b09b6a01d986093d3d

Aliases

arxiv: 1903.00083 · arxiv_version: 1903.00083v2 · doi: 10.48550/arxiv.1903.00083 · pith_short_12: EG2SP2FAKL7P · pith_short_16: EG2SP2FAKL7PTBBT · pith_short_8: EG2SP2FA

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/EG2SP2FAKL7PTBBT3UCUWZE57J \
  | 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: 21b527e8a052fef98433dd054b649dfa409807493cfa85b09b6a01d986093d3d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11559e222c39e9616c699d821b448b239175283fe17e5bb895fea04b283f1bbc",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-02-28T22:05:36Z",
    "title_canon_sha256": "90a7ae61e12b8320b977a28230f6f1ac46463ab8f98f1df51bab1582ab18afa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.00083",
    "kind": "arxiv",
    "version": 2
  }
}