Pith Number

pith:3HKADXVZ

pith:2019:3HKADXVZW6VZBBSEZGV6AXOTWF

not attested not anchored not stored refs pending

Comment on Clark et al. (2019) "The Physical Nature of Neutral Hydrogen Intensity Structure"

A.Lazarian, D. Pogosyan, Ka Ho Yuen, Yue Hu

arxiv:1904.03173 v1 · 2019-04-05 · 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{3HKADXVZW6VZBBSEZGV6AXOTWF}

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	2026-05-17T23:49:18.360616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9d401deb9b7ab908644c9abe05dd3b149f438e8378664f60744edde84ce6688

Aliases

arxiv: 1904.03173 · arxiv_version: 1904.03173v1 · doi: 10.48550/arxiv.1904.03173 · pith_short_12: 3HKADXVZW6VZ · pith_short_16: 3HKADXVZW6VZBBSE · pith_short_8: 3HKADXVZ

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/3HKADXVZW6VZBBSEZGV6AXOTWF \
  | 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: d9d401deb9b7ab908644c9abe05dd3b149f438e8378664f60744edde84ce6688

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45895cff4b84faf6a533149bb496d2efa0322e3b866e2c0940d41c7926d0363e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-05T17:44:51Z",
    "title_canon_sha256": "23060ab7709ce94eadec6aaac0b4cb332e722365e84511a951ad1b149535eec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03173",
    "kind": "arxiv",
    "version": 1
  }
}