Pith Number

pith:MHKZ3QYG

pith:2022:MHKZ3QYG2AMNQN4MXUGXORQYN6

not attested not anchored not stored refs pending

nProFit: a tool for dynamical models fitting

B. Cuevas-Otahola, D. Rosa-Gonz\'alez, I. Puerari, Y. D. Mayya

arxiv:2201.02881 v1 · 2022-01-08 · astro-ph.GA · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MHKZ3QYG2AMNQN4MXUGXORQYN6}

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	2026-07-05T03:46:49.662782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61d59dc306d018d8378cbd0d7746186f86bf438772e77103d84e3d8108c6ad08

Aliases

arxiv: 2201.02881 · arxiv_version: 2201.02881v1 · doi: 10.48550/arxiv.2201.02881 · pith_short_12: MHKZ3QYG2AMN · pith_short_16: MHKZ3QYG2AMNQN4M · pith_short_8: MHKZ3QYG

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/MHKZ3QYG2AMNQN4MXUGXORQYN6 \
  | 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: 61d59dc306d018d8378cbd0d7746186f86bf438772e77103d84e3d8108c6ad08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "107f7a75b893c2936bbf416131abeeddc02c5a1f27b4104b424e9c56e5c72234",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-01-08T19:37:39Z",
    "title_canon_sha256": "68f5229aee8597242e5af583a6d4ba87bbab6ad92f3737c041795858b225bc89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.02881",
    "kind": "arxiv",
    "version": 1
  }
}