Pith Number

pith:ZDJ7UOTZ

pith:2020:ZDJ7UOTZ2GRDCWC6T6WORMEG2Y

not attested not anchored not stored refs pending

Mergers of binary neutron star systems: a multi-messenger revolution

Astrophysics, Bologna, Elena Pian (1) ((1) INAF, Italy), Space Science Observatory

arxiv:2009.12255 v2 · 2020-09-25 · 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{ZDJ7UOTZ2GRDCWC6T6WORMEG2Y}

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	2026-07-05T02:05:43.757603Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8d3fa3a79d1a231585e9face8b086d6132ee7b0e6ea4012774ae2f89e476bfe

Aliases

arxiv: 2009.12255 · arxiv_version: 2009.12255v2 · doi: 10.48550/arxiv.2009.12255 · pith_short_12: ZDJ7UOTZ2GRD · pith_short_16: ZDJ7UOTZ2GRDCWC6 · pith_short_8: ZDJ7UOTZ

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/ZDJ7UOTZ2GRDCWC6T6WORMEG2Y \
  | 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: c8d3fa3a79d1a231585e9face8b086d6132ee7b0e6ea4012774ae2f89e476bfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d494920e47680784c7c09bdbbcdd8ed490cdbc4a66af1e557a30e520cb471fb5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-09-25T14:20:48Z",
    "title_canon_sha256": "9bcddb9fc60b2ac1e5690c410535118bd49db45c4f3194f78e7e34f4ce88e9e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.12255",
    "kind": "arxiv",
    "version": 2
  }
}