Pith Number

pith:P2RUJEIV

pith:2018:P2RUJEIVMVAQDV4J3UXK3OMT24

not attested not anchored not stored refs pending

Cosmological simulations of the circumgalactic medium with 1 kpc resolution: enhanced HI column densities

1), 1) ((1) HITS (2) Yale (3) MPA), 2), Frank C. van den Bosch (2), Freeke van de Voort (1, Nir Mandelker (2, R\"udiger Pakmor (3, Volker Springel (3

arxiv:1808.04369 v2 · 2018-08-13 · 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{P2RUJEIVMVAQDV4J3UXK3OMT24}

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	2026-05-17T23:48:50.855541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ea3449115654101d789dd2eadb993d722e4bf6acbe85506031ce85fc0b767d6

Aliases

arxiv: 1808.04369 · arxiv_version: 1808.04369v2 · doi: 10.48550/arxiv.1808.04369 · pith_short_12: P2RUJEIVMVAQ · pith_short_16: P2RUJEIVMVAQDV4J · pith_short_8: P2RUJEIV

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/P2RUJEIVMVAQDV4J3UXK3OMT24 \
  | 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: 7ea3449115654101d789dd2eadb993d722e4bf6acbe85506031ce85fc0b767d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44a7fde2156490e78dbae6fe241ae15b94c93a348b74b7ca83431d4d5cfdcd49",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-13T18:00:00Z",
    "title_canon_sha256": "47a0ba898cdf064f2c87c2a1c20af191ad85dc0a54d96c7c6e2c4da0b0445549"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04369",
    "kind": "arxiv",
    "version": 2
  }
}