Pith Number

pith:NUCICSOQ

pith:2010:NUCICSOQZNMJXPCCOFO2K3EDHA

not attested not anchored not stored refs pending

Discovery of a new photometric sub-class of faint and fast classical novae

(2) UC Berkeley, (3) MPE Garching, A. Rau (3) (1) Caltech, E. O. Ofek (1), M. M. Kasliwal (1), R. Quimby (1), S. B. Cenko (2), S. R. Kulkarni (1)

arxiv:1003.1720 v1 · 2010-03-08 · astro-ph.SR · astro-ph.GA · 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{NUCICSOQZNMJXPCCOFO2K3EDHA}

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	2026-05-18T02:08:36.428152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d048149d0cb589bbc42715da56c833810dff01f417a089ce8a04ff0c58cf498

Aliases

arxiv: 1003.1720 · arxiv_version: 1003.1720v1 · doi: 10.48550/arxiv.1003.1720 · pith_short_12: NUCICSOQZNMJ · pith_short_16: NUCICSOQZNMJXPCC · pith_short_8: NUCICSOQ

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/NUCICSOQZNMJXPCCOFO2K3EDHA \
  | 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: 6d048149d0cb589bbc42715da56c833810dff01f417a089ce8a04ff0c58cf498

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95c6da5c44db229a75a38e726a8fe4e94d7113c58af9f4d8c213573d0f759da0",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-03-08T21:00:52Z",
    "title_canon_sha256": "7347026bd0adf9ff86fee4959d27c6adbc4dc583d1f741e3d0f67ae26f6477ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1720",
    "kind": "arxiv",
    "version": 1
  }
}