Pith Number

pith:BNKXR3VX

pith:2020:BNKXR3VXNPYJEE3MIWOZJ77TOV

not attested not anchored not stored refs pending

The Cepheid Distance to the Narrow-Line Seyfert 1 Galaxy NGC 4051

Adam G. Riess, Bradley M. Peterson, Catherine J. Grier, Christopher A. Onken, Elena Dalla Bont\`a, Erin K. S. Hicks, Gagandeep S. Anand, Gisella De Rosa, Laura Ferrarese, Lucas M. Macri, Marianne Vestergaard, Michael M. Fausnaugh, Misty C. Bentz, Richard I. Davies, Richard W. Pogge, Samantha L. Hoffmann, Thaisa Storchi-Bergmann, Wenlong Yuan

arxiv:2012.05931 v2 · 2020-12-10 · astro-ph.GA · 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{BNKXR3VXNPYJEE3MIWOZJ77TOV}

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.

Cited by

1 paper in Pith

On the Tully-Fisher Relation for Active Galaxies -- I: Evidence of Larger Scatter

Receipt and verification

First computed	2026-07-05T02:43:13.604917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b5578eeb76bf092136c459d94fff3755a40fc4f9bf1b2b3f1209a911c5f5b90

Aliases

arxiv: 2012.05931 · arxiv_version: 2012.05931v2 · doi: 10.48550/arxiv.2012.05931 · pith_short_12: BNKXR3VXNPYJ · pith_short_16: BNKXR3VXNPYJEE3M · pith_short_8: BNKXR3VX

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/BNKXR3VXNPYJEE3MIWOZJ77TOV \
  | 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: 0b5578eeb76bf092136c459d94fff3755a40fc4f9bf1b2b3f1209a911c5f5b90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f4d358c078ad3759216705f97f8d944722051d8e1d9da6d5dacac5cdecbd1ac",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-12-10T19:00:52Z",
    "title_canon_sha256": "0893fdcd1c1176f0a3f9d3fa8d136f2c738ba0d8f407966651ffe8345007ead3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.05931",
    "kind": "arxiv",
    "version": 2
  }
}