Pith Number

pith:2L56VNRB

pith:2010:2L56VNRBPLHGMHL4KRTPVQDTBP

not attested not anchored not stored refs pending

Can one reconstruct masked CMB sky?

R. Aurich, S. Lustig

arxiv:1005.5069 v1 · 2010-05-27 · 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{2L56VNRBPLHGMHL4KRTPVQDTBP}

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	2026-05-18T02:07:07.220706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2fbeab6217ace661d7c5466fac0730bf5ac17d4505a6da648926a39f618bd55

Aliases

arxiv: 1005.5069 · arxiv_version: 1005.5069v1 · doi: 10.48550/arxiv.1005.5069 · pith_short_12: 2L56VNRBPLHG · pith_short_16: 2L56VNRBPLHGMHL4 · pith_short_8: 2L56VNRB

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/2L56VNRBPLHGMHL4KRTPVQDTBP \
  | 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: d2fbeab6217ace661d7c5466fac0730bf5ac17d4505a6da648926a39f618bd55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b36ba4c6bfb51527d4980356aa170d55daa374bb0170f1b76fc20f8d5206f29",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-27T13:35:43Z",
    "title_canon_sha256": "47b04307d1da1731453e3590e88b8cb2cd4a4cf428a37dde598c1ac6f346cbc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.5069",
    "kind": "arxiv",
    "version": 1
  }
}