Pith Number

pith:HNKFIK2I

pith:2026:HNKFIK2I3VFK2Q672KOP7IZTMB

not attested not anchored not stored refs pending

Fitting the light curves of tidal disruption events with non-parabolic model

Chenxi Shang, Shiyan Zhong, Xiaowei Liu

arxiv:2603.25065 v2 · 2026-03-26 · 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{HNKFIK2I3VFK2Q672KOP7IZTMB}

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	2026-07-24T01:24:10.374388Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b54542b48dd4aad43dfd29cffa3336040e56b5d9e5d2d91817460ae8fc02f2e

Aliases

arxiv: 2603.25065 · arxiv_version: 2603.25065v2 · doi: 10.48550/arxiv.2603.25065 · pith_short_12: HNKFIK2I3VFK · pith_short_16: HNKFIK2I3VFK2Q67 · pith_short_8: HNKFIK2I

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/HNKFIK2I3VFK2Q672KOP7IZTMB \
  | 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: 3b54542b48dd4aad43dfd29cffa3336040e56b5d9e5d2d91817460ae8fc02f2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c0181129cf4ddd7b528edc3f21aa264cdf4a6e4cf7c45a1d5140e7b01ce0a40",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-03-26T06:08:02Z",
    "title_canon_sha256": "8d3cca254be3c3b9b323dbe9c0e0e423775cfe66589e4b94cdbd656f7aecb794"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.25065",
    "kind": "arxiv",
    "version": 2
  }
}