Pith Number

pith:U55UQL36

pith:2018:U55UQL36OGXY3SLFUN4KCEWHTY

not attested not anchored not stored refs pending

Halo concentrations from extended Press-Schechter merger histories

(2) ICRAR/University of Western Australia, (3) University of Durham), Aaron Ludlow (2), Andrew J. Benson (1), Shaun Cole (3) ((1) Carnegie Observatories

arxiv:1812.06026 v1 · 2018-12-14 · 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{U55UQL36OGXY3SLFUN4KCEWHTY}

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	2026-05-17T23:50:56.406619Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a77b482f7e71af8dc965a378a112c79e012cb297652d58720d6afa87c492d71e

Aliases

arxiv: 1812.06026 · arxiv_version: 1812.06026v1 · doi: 10.48550/arxiv.1812.06026 · pith_short_12: U55UQL36OGXY · pith_short_16: U55UQL36OGXY3SLF · pith_short_8: U55UQL36

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/U55UQL36OGXY3SLFUN4KCEWHTY \
  | 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: a77b482f7e71af8dc965a378a112c79e012cb297652d58720d6afa87c492d71e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8948c79e28970cf90f671851394f19b81e4c0c7df83a432d2db6a4cc049b10b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-12-14T16:59:28Z",
    "title_canon_sha256": "38525ec3d62cad35d20c546535e12c850b86e83e14aff609e86fa077db634e83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.06026",
    "kind": "arxiv",
    "version": 1
  }
}