Pith Number

pith:ZB6BMS6B

pith:2012:ZB6BMS6BUEFKJQBOFTQZDYDRZE

not attested not anchored not stored refs pending

The non-linearity between <ln A> and <Xmax> induced by the acceptance of fluorescence telescopes

L. Cazon, R. Ulrich

arxiv:1203.1781 v3 · 2012-03-08 · astro-ph.IM · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZB6BMS6BUEFKJQBOFTQZDYDRZE}

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	2026-05-18T02:21:17.193422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c87c164bc1a10aa4c02e2ce191e071c91c292355d6bf5deb52de5c5e1c1404c5

Aliases

arxiv: 1203.1781 · arxiv_version: 1203.1781v3 · doi: 10.48550/arxiv.1203.1781 · pith_short_12: ZB6BMS6BUEFK · pith_short_16: ZB6BMS6BUEFKJQBO · pith_short_8: ZB6BMS6B

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/ZB6BMS6BUEFKJQBOFTQZDYDRZE \
  | 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: c87c164bc1a10aa4c02e2ce191e071c91c292355d6bf5deb52de5c5e1c1404c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a49645a786a25782b9a368def211373bca657c66389fb057194f9563507942e",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-03-08T12:59:45Z",
    "title_canon_sha256": "80ca62d7b682c89806f463b0bc9870586c5e4209a52b24992511d949f95e56c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1781",
    "kind": "arxiv",
    "version": 3
  }
}