Pith Number

pith:KLCFTDPX

pith:2010:KLCFTDPX7AAMWRYTCT6WCPQDGS

not attested not anchored not stored refs pending

PINGS: the PPAK IFS Nearby Galaxies Survey

A. I. Diaz, A. Pasquali, B. D. Johnson, C. N. Hao, F. F. Rosales-Ortega, R. C. Kennicutt, S. F. Sanchez

arxiv:1002.1946 v1 · 2010-02-09 · 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{KLCFTDPX7AAMWRYTCT6WCPQDGS}

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	2026-05-18T02:09:10.656545Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52c4598df7f800cb471314fd613e0334bba0c085e087158423dec21d608f0acc

Aliases

arxiv: 1002.1946 · arxiv_version: 1002.1946v1 · doi: 10.48550/arxiv.1002.1946 · pith_short_12: KLCFTDPX7AAM · pith_short_16: KLCFTDPX7AAMWRYT · pith_short_8: KLCFTDPX

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/KLCFTDPX7AAMWRYTCT6WCPQDGS \
  | 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: 52c4598df7f800cb471314fd613e0334bba0c085e087158423dec21d608f0acc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "002fd12270bc3ded787f32077b5ed66d51f4fb31341edac64ea24ca17ec81939",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-09T20:22:45Z",
    "title_canon_sha256": "c0e63c3a48f3a04b35c9c550f8da8c7397acb5c954dd1638e1d74ee0ba48e706"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1946",
    "kind": "arxiv",
    "version": 1
  }
}