Pith Number

pith:K2BFBS5Z

pith:2020:K2BFBS5ZCYHW27YM4KEYVKBTBC

not attested not anchored not stored refs pending

ISO-ChaI 52: a weakly-accreting young stellar object with a dipper light curve

A. Frasca, B. Stelzer, C. F. Manara, D. Fedele, E. Covino, G. Rosotti, J. M. Alcal\'a, K. Biazzo, L. Venuti

arxiv:2006.07921 v1 · 2020-06-14 · 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{K2BFBS5ZCYHW27YM4KEYVKBTBC}

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	2026-07-05T01:19:08.984195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

568250cbb9160f6d7f0ce2898aa833088cab63c2c54d7f634656adcba8d4f152

Aliases

arxiv: 2006.07921 · arxiv_version: 2006.07921v1 · doi: 10.48550/arxiv.2006.07921 · pith_short_12: K2BFBS5ZCYHW · pith_short_16: K2BFBS5ZCYHW27YM · pith_short_8: K2BFBS5Z

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/K2BFBS5ZCYHW27YM4KEYVKBTBC \
  | 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: 568250cbb9160f6d7f0ce2898aa833088cab63c2c54d7f634656adcba8d4f152

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78aaa98edb5bc424701584389c53613194bb493e6d6d2d8fbc70e492102c2e23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-06-14T14:56:12Z",
    "title_canon_sha256": "da62ef0db63ed28724b37b741db0f82a6efe955ff799f3a9e74ab06e269fe630"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.07921",
    "kind": "arxiv",
    "version": 1
  }
}