Pith Number

pith:HC62AFVZ

pith:2019:HC62AFVZKCXCN5SWANIW2BCGFI

not attested not anchored not stored refs pending

Calibration of the EUSO-TA detector with stars

A. Djakonow, J. Szabelski, K. Krolik (for the JEM-EUSO Collaboration), L.W. Piotrowski, M. Przybylak, Z. Plebaniak

arxiv:1909.05049 v1 · 2019-09-11 · 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{HC62AFVZKCXCN5SWANIW2BCGFI}

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	2026-07-05T00:04:02.519760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38bda016b950ae26f65603516d04462a37a4df6d001bca7810aed330bdb88ec7

Aliases

arxiv: 1909.05049 · arxiv_version: 1909.05049v1 · doi: 10.48550/arxiv.1909.05049 · pith_short_12: HC62AFVZKCXC · pith_short_16: HC62AFVZKCXCN5SW · pith_short_8: HC62AFVZ

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/HC62AFVZKCXCN5SWANIW2BCGFI \
  | 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: 38bda016b950ae26f65603516d04462a37a4df6d001bca7810aed330bdb88ec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b36b633929c413b6f60900ffcc07240cf01ae600a47335c25ba26482d04864df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-09-11T13:46:18Z",
    "title_canon_sha256": "fe848a35ff3edc084d8668e4d4cc6ccc07cc13a55f0b274475d46427237058c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.05049",
    "kind": "arxiv",
    "version": 1
  }
}