Pith Number

pith:5A2ISVRD

pith:2013:5A2ISVRDTLMBMJDIBNIXWAJJNZ

not attested not anchored not stored refs pending

Visible and near-infrared observations of asteroid 2012 DA14 during its closest approach of February 15, 2013

A. Alvarez-Candal, A. Cabrera-Lavers, A. Perez-Romero, J. de Leon, J. Licandro, J. L. Ortiz, N. Morales, N. Pinilla-Alonso, P. Santos-Sanz, R. Duffard, S. Cikota, V. Lorenzi

arxiv:1303.0554 v2 · 2013-03-03 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5A2ISVRDTLMBMJDIBNIXWAJJNZ}

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	2026-05-18T03:20:09.182552Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8348956239ad81624680b517b01296e7f84d4c967dbfd4e40ed19e5c606d879

Aliases

arxiv: 1303.0554 · arxiv_version: 1303.0554v2 · doi: 10.48550/arxiv.1303.0554 · pith_short_12: 5A2ISVRDTLMB · pith_short_16: 5A2ISVRDTLMBMJDI · pith_short_8: 5A2ISVRD

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/5A2ISVRDTLMBMJDIBNIXWAJJNZ \
  | 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: e8348956239ad81624680b517b01296e7f84d4c967dbfd4e40ed19e5c606d879

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d860c1d18e4a51615ee52544f9587e44a5f1ee3b2d0512a18fd269f2b98738d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2013-03-03T19:31:24Z",
    "title_canon_sha256": "e7c4024bab215b31326718c8c33bd8fb90a38159339fa5dff59f67121c29e52c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0554",
    "kind": "arxiv",
    "version": 2
  }
}