Pith Number

pith:O67C5CUL

pith:2004:O67C5CULTHVQLMJ43U2CY3ACZ7

not attested not anchored not stored refs pending

Impact of Varying Atmospheric Profiles on Extensive Air Shower Observation: - Atmospheric Density and Primary Mass Reconstruction -

B. Keilhauer, H.O. Klages, J. Bluemer, M. Risse, R. Engel

arxiv:astro-ph/0405048 v2 · 2004-05-04 · 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{O67C5CULTHVQLMJ43U2CY3ACZ7}

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	2026-07-04T16:43:41.688550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77be2e8a8b99eb05b13cdd342c6c02cfcad34803eb048849a278fc50d46fa814

Aliases

arxiv: astro-ph/0405048 · arxiv_version: astro-ph/0405048v2 · doi: 10.48550/arxiv.astro-ph/0405048 · pith_short_12: O67C5CULTHVQ · pith_short_16: O67C5CULTHVQLMJ4 · pith_short_8: O67C5CUL

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/O67C5CULTHVQLMJ43U2CY3ACZ7 \
  | 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: 77be2e8a8b99eb05b13cdd342c6c02cfcad34803eb048849a278fc50d46fa814

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2f2181fd97e72c5de7b335b2692cc5f30c9e9316739407102889072efc7e4e1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-05-04T11:13:27Z",
    "title_canon_sha256": "58bb87de34290500bd60961bb804ffb69585ecd71ce5ec271d6bbbad9d09da38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0405048",
    "kind": "arxiv",
    "version": 2
  }
}