Pith Number

pith:AKALVS5P

pith:2016:AKALVS5P5I4YDFB32BMQLQTKIH

not attested not anchored not stored refs pending

An efficient positive potential-density pair expansion for modelling galaxies

Armando Rojas-Ni\~no, Justin I. Read, Luis Aguilar, Maxime Delorme

arxiv:1604.03651 v1 · 2016-04-13 · 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{AKALVS5P5I4YDFB32BMQLQTKIH}

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	2026-05-18T01:17:12.055706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0280bacbafea3981943bd05905c26a41f01123b39fda2af802372fb792d4e417

Aliases

arxiv: 1604.03651 · arxiv_version: 1604.03651v1 · doi: 10.48550/arxiv.1604.03651 · pith_short_12: AKALVS5P5I4Y · pith_short_16: AKALVS5P5I4YDFB3 · pith_short_8: AKALVS5P

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/AKALVS5P5I4YDFB32BMQLQTKIH \
  | 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: 0280bacbafea3981943bd05905c26a41f01123b39fda2af802372fb792d4e417

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdc4969a2e90822f0f44e260bfc44c4b1e979cfa1a9771d7bfaef8c46792b6db",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-13T04:43:52Z",
    "title_canon_sha256": "51b950d7cffe954943a73f1e97bf209862fd4ba07d9290b8ad97e5f010bce23f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03651",
    "kind": "arxiv",
    "version": 1
  }
}