Pith Number

pith:33DEARFU

pith:2005:33DEARFUAUMLUKMLJXE2DGFCOV

not attested not anchored not stored refs pending

The MAGIC Experiment and Its First Results

A. De Angelis, A. Forti, A. Moralejo, A. Saggion, B. De Lotto, C. Bigongiari, D. Bastieri, D. Pascoli, E. Bisesi, F. Longo, L. Peruzzo, M. Mariotti, O. Mansutti, P. Boinee, P. Sartori, R. Bavikadi, the MAGIC Collaboration, T. Lenisa, V. Scalzotto

arxiv:astro-ph/0503534 v1 · 2005-03-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33DEARFUAUMLUKMLJXE2DGFCOV}

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	2026-05-18T01:40:34.291068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dec64044b40518ba298b4dc9a198a275473dd1fa8b8045558588f7f83b711aed

Aliases

arxiv: astro-ph/0503534 · arxiv_version: astro-ph/0503534v1 · doi: 10.48550/arxiv.astro-ph/0503534 · pith_short_12: 33DEARFUAUML · pith_short_16: 33DEARFUAUMLUKML · pith_short_8: 33DEARFU

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/33DEARFUAUMLUKMLJXE2DGFCOV \
  | 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: dec64044b40518ba298b4dc9a198a275473dd1fa8b8045558588f7f83b711aed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce491eda64879d575fdc77118059d97a493b0ccbe99b66e7dcf527e56c6d9604",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-03-24T13:55:06Z",
    "title_canon_sha256": "6139fb600adaab1c5b85d25adb1222c9c50f93ad845743a2303ee20f6d36f5a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0503534",
    "kind": "arxiv",
    "version": 1
  }
}