Pith Number

pith:MNX224WQ

pith:2000:MNX224WQTLOBR72WHEMEZX3KEV

not attested not anchored not stored refs pending

All-sky convolution for polarimetry experiments

Anthony Challinor, Benjamin Wandelt, Daniel Mortlock, Krzysztof Gorski, Mark Ashdown, Pablo Fosalba

arxiv:astro-ph/0008228 v2 · 2000-08-16 · 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{MNX224WQTLOBR72WHEMEZX3KEV}

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	2026-07-04T16:17:02.682023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

636fad72d09adc18ff5639184cdf6a256e5519d44a1e964a4228ba31269df6bc

Aliases

arxiv: astro-ph/0008228 · arxiv_version: astro-ph/0008228v2 · doi: 10.48550/arxiv.astro-ph/0008228 · pith_short_12: MNX224WQTLOB · pith_short_16: MNX224WQTLOBR72W · pith_short_8: MNX224WQ

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/MNX224WQTLOBR72WHEMEZX3KEV \
  | 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: 636fad72d09adc18ff5639184cdf6a256e5519d44a1e964a4228ba31269df6bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "94e0bc228aa3beac501a964de0a35f4f35209c4743ae33743267c1126c1db32f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-08-16T02:37:49Z",
    "title_canon_sha256": "cfd295795569b31a12656514f371ebba97dc0a581158cbc52b4a2a249029a9ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0008228",
    "kind": "arxiv",
    "version": 2
  }
}