Pith Number

pith:FFDXX4GI

pith:2019:FFDXX4GIP7R3G464UTRJXZPRQB

not attested not anchored not stored refs pending

Optical follow-up of the tidal disruption event iPTF16fnl: new insights from X-shooter observations

A. Martin-Carrillo, F. Onori, G. Cannizzaro, G. Terreran, J. Harmanen, M. D. Strizinger, M. Fraser, M. Gromadzki, N. Elias-Rosa, P. G. Jonker, S.Benetti, S. Mattila, T. Wevers, Z. Kostrzewa-Rutkowska

arxiv:1908.07438 v1 · 2019-08-20 · astro-ph.HE · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFDXX4GIP7R3G464UTRJXZPRQB}

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

Low-hard to high-soft spectral state transitions in the faintest early-X-ray-detected optical tidal disruption event TDE 2025aarm

Receipt and verification

First computed	2026-07-04T23:58:34.998803Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29477bf0c87fe3b373dca4e29be5f1807c4f75ccf38dbff72302e8264658f3fa

Aliases

arxiv: 1908.07438 · arxiv_version: 1908.07438v1 · doi: 10.48550/arxiv.1908.07438 · pith_short_12: FFDXX4GIP7R3 · pith_short_16: FFDXX4GIP7R3G464 · pith_short_8: FFDXX4GI

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/FFDXX4GIP7R3G464UTRJXZPRQB \
  | 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: 29477bf0c87fe3b373dca4e29be5f1807c4f75ccf38dbff72302e8264658f3fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14c4aa90000c702282395c7725a4b18e93c0b766f91dc45ccfcd8e59b3255ac2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-20T15:42:22Z",
    "title_canon_sha256": "2575ac9ba3c476284656b957d7dfc97b18f699849290d10ef3c0e49397165587"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07438",
    "kind": "arxiv",
    "version": 1
  }
}