Pith Number

pith:HBFDT4KW

pith:2015:HBFDT4KW64MDXVUNDNEDSIIMJZ

not attested not anchored not stored refs pending

Exploring the Role of Globular Cluster Specific Frequency on the Nova Rates in Three Virgo Elliptical Galaxies

A. Kundu, A. W. Shafter, C. Curtin, C. J. Pritchet, J. D. Neill, T. J. Maccarone

arxiv:1508.03319 v1 · 2015-08-13 · 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{HBFDT4KW64MDXVUNDNEDSIIMJZ}

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	2026-05-18T01:32:26.986899Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

384a39f156f7183bd68d1b4839210c4e4dac9d9713927d3a8dc21afc288a928f

Aliases

arxiv: 1508.03319 · arxiv_version: 1508.03319v1 · doi: 10.48550/arxiv.1508.03319 · pith_short_12: HBFDT4KW64MD · pith_short_16: HBFDT4KW64MDXVUN · pith_short_8: HBFDT4KW

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/HBFDT4KW64MDXVUNDNEDSIIMJZ \
  | 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: 384a39f156f7183bd68d1b4839210c4e4dac9d9713927d3a8dc21afc288a928f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d4236de7f45c1fab2563f7a5877cb6d0b727144904701f3a0ebab6e7f8cd989",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-08-13T19:39:22Z",
    "title_canon_sha256": "28320380d128cf8466fffa93c85873b48b6876d39e3de05a84d6084535a35d8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.03319",
    "kind": "arxiv",
    "version": 1
  }
}