Pith Number

pith:DIH7PCRA

pith:2011:DIH7PCRAGBUOCRXPE5JBEVMK54

not attested not anchored not stored refs pending

ALFALFA HI Data Stacking II. HI content of the host galaxies of AGN

B. Catinella, D. Schiminovich, G. Kauffmann, M. P. Haynes, R. Giovanelli, S. Fabello, T. M. Heckman

arxiv:1104.0414 v1 · 2011-04-03 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DIH7PCRAGBUOCRXPE5JBEVMK54}

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	2026-05-18T04:25:04.073414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a0ff78a203068e146ef275212558aef0f5f0315904457a57835dea1b1153320

Aliases

arxiv: 1104.0414 · arxiv_version: 1104.0414v1 · doi: 10.48550/arxiv.1104.0414 · pith_short_12: DIH7PCRAGBUO · pith_short_16: DIH7PCRAGBUOCRXP · pith_short_8: DIH7PCRA

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/DIH7PCRAGBUOCRXPE5JBEVMK54 \
  | 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: 1a0ff78a203068e146ef275212558aef0f5f0315904457a57835dea1b1153320

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5274e6b8906050f15c9204963c1d333691ddadf99a519647f7748e4b26107975",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-03T18:03:24Z",
    "title_canon_sha256": "b2e7271015386a1d4d68ee6eb417a201c199bab128748d9e27db5d3b18501330"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0414",
    "kind": "arxiv",
    "version": 1
  }
}