Pith Number

pith:LEK5UZL7

pith:2005:LEK5UZL7VZJXWS5Z24AYAMYVUB

not attested not anchored not stored refs pending

A procedure to produce excess, probability and significance maps and to compute point-sources flux upper limits

A. Letessier-Selvon, P. Billoir

arxiv:astro-ph/0507538 v1 · 2005-07-22 · 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{LEK5UZL7VZJXWS5Z24AYAMYVUB}

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	2026-07-04T14:14:21.550882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5915da657fae537b4bb9d701803315a07fc9f0a8ca4862e567cd7c2380fc170b

Aliases

arxiv: astro-ph/0507538 · arxiv_version: astro-ph/0507538v1 · doi: 10.48550/arxiv.astro-ph/0507538 · pith_short_12: LEK5UZL7VZJX · pith_short_16: LEK5UZL7VZJXWS5Z · pith_short_8: LEK5UZL7

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/LEK5UZL7VZJXWS5Z24AYAMYVUB \
  | 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: 5915da657fae537b4bb9d701803315a07fc9f0a8ca4862e567cd7c2380fc170b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2e72c6aca3c92a556818de9c403ccd6e8f7eb426ebf3587be7fc21ffe04af7d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-07-22T14:32:18Z",
    "title_canon_sha256": "6d7550c0bab77a9820d7ffa3a269524c7b54cf04c3c25a804488c2121169b89b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0507538",
    "kind": "arxiv",
    "version": 1
  }
}