Pith Number

pith:VDREXVWY

pith:2023:VDREXVWYO4USXKHC2NBSB6DF44

not attested not anchored not stored refs pending

Three is the magic number -- distance measurement of NGC 3147 using SN 2021hpr and its siblings

Andras Pal, Andrea P. Nagy, Barnabas Barna, Barna I. Biro, Dominik Banhidi, Donat R. Czavalinga, Istvan Csanyi, Jozsef Vinko, Krisztian Vida, Levente Kriskovics, Peter Szekely, Reka Konyves-Toth, Robert Szakats, Szanna Zsiros, Tamas Szalai, Zsofia Bodola, Zsofia Bora, Zsofia M. Szabo

arxiv:2307.01290 v1 · 2023-07-03 · astro-ph.SR · astro-ph.CO · 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{VDREXVWYO4USXKHC2NBSB6DF44}

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	2026-07-05T06:54:19.874948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8e24bd6d877292ba8e2d34320f865e716ec9edbec8705b6b43bec0f07dc6a31

Aliases

arxiv: 2307.01290 · arxiv_version: 2307.01290v1 · doi: 10.48550/arxiv.2307.01290 · pith_short_12: VDREXVWYO4US · pith_short_16: VDREXVWYO4USXKHC · pith_short_8: VDREXVWY

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/VDREXVWYO4USXKHC2NBSB6DF44 \
  | 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: a8e24bd6d877292ba8e2d34320f865e716ec9edbec8705b6b43bec0f07dc6a31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50d0100cbbe585dd7a1303a3141ee4cdf9e84a2b5fe029eda9332db413a5a442",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-07-03T18:42:33Z",
    "title_canon_sha256": "d0c22d9c0428fb510c0de7c0e38033a13174e7607cfc9b08033f1882709768b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.01290",
    "kind": "arxiv",
    "version": 1
  }
}