Pith Number

pith:7BX543I4

pith:2001:7BX543I4IEFMAKACYFFVXZSF24

not attested not anchored not stored refs pending

Polarization surveys of the Galaxy

Bonn, E. Fuerst, Germany), M. Wolleben (MPI fuer Radioastronomie, P. Reich, R. Wielebinski, W. Reich

arxiv:astro-ph/0111437 v1 · 2001-11-22 · 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{7BX543I4IEFMAKACYFFVXZSF24}

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	2026-05-18T02:40:35.798234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f86fde6d1c410ac02802c14b5be645d71df4c4fd46ab08330ddceab00bbdcebc

Aliases

arxiv: astro-ph/0111437 · arxiv_version: astro-ph/0111437v1 · doi: 10.48550/arxiv.astro-ph/0111437 · pith_short_12: 7BX543I4IEFM · pith_short_16: 7BX543I4IEFMAKAC · pith_short_8: 7BX543I4

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/7BX543I4IEFMAKACYFFVXZSF24 \
  | 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: f86fde6d1c410ac02802c14b5be645d71df4c4fd46ab08330ddceab00bbdcebc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd5568c24b856d5978cb9b77c50dd03483df669db325cf1aefc8449b1e9d8c60",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-11-22T08:31:21Z",
    "title_canon_sha256": "e6432da70e226d2618c033f19fa7ca4faba1c8bb04cbed39bdee540cfc95274d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0111437",
    "kind": "arxiv",
    "version": 1
  }
}