Pith Number

pith:F64SLZIZ

pith:2015:F64SLZIZVCKHFMLBWT6UIZV2K2

not attested not anchored not stored refs pending

Measuring Infrared Surface Brightness Fluctuation Distances with HST WFC3: Calibration and Advice

(2) NRC Herzberg Astrophysics, (3) The University of Texas Rio Grande Valley, (4) INAF-Osservatorio Astronomico di Teramo, (5) Brigham Young University, (6) Yonsei University), Gabriella Raimondo (4), Hyejeon Cho (6) ((1) Utah Valley University, Hyun-chul Lee (3), John P. Blakeslee (2), Joseph B. Jensen (1), Michele Cantiello (4), Nathan Boyer (5), Zachary Gibson (1)

arxiv:1505.00400 v2 · 2015-05-03 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F64SLZIZVCKHFMLBWT6UIZV2K2}

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	2026-05-18T01:33:43.388507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fb925e519a89472b161b4fd4466ba56952d15da838e33522124976a36136538

Aliases

arxiv: 1505.00400 · arxiv_version: 1505.00400v2 · doi: 10.48550/arxiv.1505.00400 · pith_short_12: F64SLZIZVCKH · pith_short_16: F64SLZIZVCKHFMLB · pith_short_8: F64SLZIZ

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/F64SLZIZVCKHFMLBWT6UIZV2K2 \
  | 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: 2fb925e519a89472b161b4fd4466ba56952d15da838e33522124976a36136538

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "285aa66c9f879c4f279ea9b836a6ea39147da0bd4f0278d7896f27677f2aa94f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-05-03T07:12:31Z",
    "title_canon_sha256": "5b27e39ac34cbf7d187ecba70094d5ecb1d3106d409f8f82afc980dc73b3dfc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.00400",
    "kind": "arxiv",
    "version": 2
  }
}