Pith Number

pith:FFOCAEOS

pith:2016:FFOCAEOSFWN27LIZHKF5R3GXVX

not attested not anchored not stored refs pending

Photometry and spectroscopy of SN 2015bh in the galaxy NGC 2770

A. F. Valeev, A. V. Zharova, D. Yu. Tsvetkov, E. A. Barsukova, I. M. Volkov, V. G. Metlov, V. P. Goranskij

arxiv:1609.00731 v1 · 2016-09-02 · astro-ph.SR · 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{FFOCAEOSFWN27LIZHKF5R3GXVX}

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	2026-05-18T01:06:20.092501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

295c2011d22d9bafad193a8bd8ecd7adda55d04df25ca40dda1c886a2aa79a01

Aliases

arxiv: 1609.00731 · arxiv_version: 1609.00731v1 · doi: 10.48550/arxiv.1609.00731 · pith_short_12: FFOCAEOSFWN2 · pith_short_16: FFOCAEOSFWN27LIZ · pith_short_8: FFOCAEOS

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/FFOCAEOSFWN27LIZHKF5R3GXVX \
  | 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: 295c2011d22d9bafad193a8bd8ecd7adda55d04df25ca40dda1c886a2aa79a01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25d904169087f053d0266f64392e80e91d965325a7aa4caf3b17f06974524852",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-09-02T20:00:34Z",
    "title_canon_sha256": "7e67f6573016f58a203e12357d4ee7af18177be4a0d3abe82e953af0e19d3b37"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.00731",
    "kind": "arxiv",
    "version": 1
  }
}