Pith Number

pith:WZT2RA2R

pith:2019:WZT2RA2RWYWVC7JEWE7PYDWVO5

not attested not anchored not stored refs pending

Emission Line Mapping of the Circumgalactic Medium of Nearby Galaxies

Dennis Zaritsky, Huanian Zhang, Jessica Werk, Molly S. Peeples, Peter Behroozi, Sarah Tuttle

arxiv:1904.06398 v1 · 2019-04-12 · 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{WZT2RA2RWYWVC7JEWE7PYDWVO5}

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	2026-05-17T23:48:41.466866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b667a88351b62d517d24b13efc0ed5775be589beef7f4ac4fbed75564f821fb0

Aliases

arxiv: 1904.06398 · arxiv_version: 1904.06398v1 · doi: 10.48550/arxiv.1904.06398 · pith_short_12: WZT2RA2RWYWV · pith_short_16: WZT2RA2RWYWVC7JE · pith_short_8: WZT2RA2R

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/WZT2RA2RWYWVC7JEWE7PYDWVO5 \
  | 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: b667a88351b62d517d24b13efc0ed5775be589beef7f4ac4fbed75564f821fb0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1930da8c7a0bd4b606019c4bae102051c667b7253cc1962df11dea18a2dcff3f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-04-12T20:14:26Z",
    "title_canon_sha256": "0f8f9bcbe51e0600d26bc4ed17ef6a518182ef044af4bdb036bb93d26824f6c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06398",
    "kind": "arxiv",
    "version": 1
  }
}