Pith Number

pith:BFSH3R4O

pith:2012:BFSH3R4OLE4LPNWMQC6KTKXRVQ

not attested not anchored not stored refs pending

Comparing H-alpha and HI Surveys as Means to a Complete Local Galaxy Catalog in the Advanced LIGO/Virgo Era

Brian D. Metzger, David L. Kaplan, Edo Berger

arxiv:1210.7238 v1 · 2012-10-26 · astro-ph.CO · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BFSH3R4OLE4LPNWMQC6KTKXRVQ}

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	2026-05-18T01:53:36.976187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09647dc78e5938b7b6cc80bca9aaf1ac372d18e958ad6fc58ecb20d4d95ff982

Aliases

arxiv: 1210.7238 · arxiv_version: 1210.7238v1 · doi: 10.48550/arxiv.1210.7238 · pith_short_12: BFSH3R4OLE4L · pith_short_16: BFSH3R4OLE4LPNWM · pith_short_8: BFSH3R4O

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/BFSH3R4OLE4LPNWMQC6KTKXRVQ \
  | 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: 09647dc78e5938b7b6cc80bca9aaf1ac372d18e958ad6fc58ecb20d4d95ff982

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7b0b07c89804b9aff8d40336e01c62e5d413ef5167433e2aa48afd29a46f0b8",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-26T20:00:02Z",
    "title_canon_sha256": "19eb5a0747f649326dae2fca6238233e42737d89bf953e853545157ec517f717"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.7238",
    "kind": "arxiv",
    "version": 1
  }
}