Pith Number

pith:XZQCIUDD

pith:2005:XZQCIUDDFP3Y7KUFAJABYGUWPO

not attested not anchored not stored refs pending

Techniques for measuring atmospheric aerosols at the High Resolution Fly's Eye experiment

the HiRes Collaboration

arxiv:astro-ph/0512423 v1 · 2005-12-15 · 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{XZQCIUDDFP3Y7KUFAJABYGUWPO}

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	2026-05-18T03:47:43.289992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be602450632bf78faa8502401c1a967bbb794280b38e76690d8d4a87974fcc3a

Aliases

arxiv: astro-ph/0512423 · arxiv_version: astro-ph/0512423v1 · doi: 10.48550/arxiv.astro-ph/0512423 · pith_short_12: XZQCIUDDFP3Y · pith_short_16: XZQCIUDDFP3Y7KUF · pith_short_8: XZQCIUDD

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/XZQCIUDDFP3Y7KUFAJABYGUWPO \
  | 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: be602450632bf78faa8502401c1a967bbb794280b38e76690d8d4a87974fcc3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6fd6056c96df5559cd131124260400cf2e73e66c596fab1083cb6643df589ff",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-12-15T22:43:01Z",
    "title_canon_sha256": "39714e68ef74615c64eb8577466513d4f62842fdaf701b40b200b16e3e059058"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0512423",
    "kind": "arxiv",
    "version": 1
  }
}