Pith Number

pith:PD4ISHQQ

pith:2021:PD4ISHQQ72V5CHXB24TBZKSLEC

not attested not anchored not stored refs pending

Calibration of the Surface Array of the Pierre Auger Observatory

A. Creusot, A. Etchegoyen. A. Filevitch, A. Tripathi, C. Bonifazi, C.M. Grunfeld, D. Barnhill, D. Dornic, D. Nitz, D. Supanitsky, E. Moreno, F. Arneodo, H. Salazar, I. Lhenry-Yvon, J.J. Beatty, L. Villasenor (for the Pierre Auger collaboration), M. Aglietta, M.C. Medina, M. Urban, N.G. Busca, P. Bauleo, P.L. Ghia, P.S. Allison, S. Ranchon, T. Ohnuki, T. Suomij\"arvi, X. Bertou

arxiv:2102.01656 v2 · 2021-02-02 · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PD4ISHQQ72V5CHXB24TBZKSLEC}

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	2026-07-05T02:22:40.844210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78f8891e10feabd11ee1d7261caa4b208540fff4f45a11fedeba1e0139aeee52

Aliases

arxiv: 2102.01656 · arxiv_version: 2102.01656v2 · doi: 10.48550/arxiv.2102.01656 · pith_short_12: PD4ISHQQ72V5 · pith_short_16: PD4ISHQQ72V5CHXB · pith_short_8: PD4ISHQQ

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/PD4ISHQQ72V5CHXB24TBZKSLEC \
  | 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: 78f8891e10feabd11ee1d7261caa4b208540fff4f45a11fedeba1e0139aeee52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d460ac52962c09814ed3d7c1f924ee9eb1d8d139a90eeb3674c50c675e379d1",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-02-02T18:13:29Z",
    "title_canon_sha256": "e142398d6cd4d3951ea34ac2c7331ea7c3c08747e86fece988a5e47d685dd8a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.01656",
    "kind": "arxiv",
    "version": 2
  }
}