Pith Number

pith:WUD7Q6JR

pith:2015:WUD7Q6JRRB53QGGCFHFIDCBS3Q

not attested not anchored not stored refs pending

Correlation of HI shells and CO clumps in the outer Milky Way

Jan Palous, Sona Ehlerova

arxiv:1512.07047 v1 · 2015-12-22 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUD7Q6JRRB53QGGCFHFIDCBS3Q}

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	2026-05-18T01:20:32.575740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b507f87931887bb818c229ca818832dc1481646e4e3990d50f9d765ca5cb7e20

Aliases

arxiv: 1512.07047 · arxiv_version: 1512.07047v1 · doi: 10.48550/arxiv.1512.07047 · pith_short_12: WUD7Q6JRRB53 · pith_short_16: WUD7Q6JRRB53QGGC · pith_short_8: WUD7Q6JR

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/WUD7Q6JRRB53QGGCFHFIDCBS3Q \
  | 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: b507f87931887bb818c229ca818832dc1481646e4e3990d50f9d765ca5cb7e20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23c248cc22dbb93e15ad9e4461c2ccbf4282d89a3da5010fa4fc579d776438bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-22T12:15:11Z",
    "title_canon_sha256": "1835845ab5a48862d6d849053b3f69ce0aebeb29538e88e61bf621e4a4dafced"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07047",
    "kind": "arxiv",
    "version": 1
  }
}