Pith Number

pith:UAIB5DL4

pith:2021:UAIB5DL436GGH7T5XF2BDF4VIC

not attested not anchored not stored refs pending

Constraints on the presence of platinum and gold in the spectra of the kilonova AT2017gfo

Connor P. Ballance, James H. Gillanders, Michael McCann, Stuart A. Sim. Stephen J. Smartt

arxiv:2101.08271 v2 · 2021-01-20 · 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{UAIB5DL436GGH7T5XF2BDF4VIC}

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.

Cited by

1 paper in Pith

Calibrated Lanthanide Atomic Data for Kilonova Radiative Transfer. I. Atomic Structure and Opacities

Receipt and verification

First computed	2026-07-05T02:57:14.325842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0101e8d7cdf8c63fe7db97411979540b860ee05b1eae62b5ab7e943d792c5ec

Aliases

arxiv: 2101.08271 · arxiv_version: 2101.08271v2 · doi: 10.48550/arxiv.2101.08271 · pith_short_12: UAIB5DL436GG · pith_short_16: UAIB5DL436GGH7T5 · pith_short_8: UAIB5DL4

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/UAIB5DL436GGH7T5XF2BDF4VIC \
  | 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: a0101e8d7cdf8c63fe7db97411979540b860ee05b1eae62b5ab7e943d792c5ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4edda7187217acb6c78e36c8ac6a2d00e597d2c7cbe0739ab2df1e7e4a70bcc6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-01-20T19:00:01Z",
    "title_canon_sha256": "ca66e5612ecad89f7d51ce253229bf6397378bb6a6e6b86354c65b3b4f5a7a08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.08271",
    "kind": "arxiv",
    "version": 2
  }
}