Pith Number

pith:YX3QBAJ2

pith:2025:YX3QBAJ2T5GUXZ45TPZGMFR5K3

not attested not anchored not stored refs pending

Symmetries of weighted networks: weight approximation method and its application to food webs

Aleksandra Puchalska, Julia Korol, Mateusz Iskrzy\'nski

arxiv:2506.11824 v2 · 2025-06-13 · physics.soc-ph · cs.SI · q-bio.MN · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YX3QBAJ2T5GUXZ45TPZGMFR5K3}

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	2026-06-19T16:12:46.211041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5f700813a9f4d4be79d9bf266163d56d892330b8bf375109e96e93f78becefd

Aliases

arxiv: 2506.11824 · arxiv_version: 2506.11824v2 · doi: 10.48550/arxiv.2506.11824 · pith_short_12: YX3QBAJ2T5GU · pith_short_16: YX3QBAJ2T5GUXZ45 · pith_short_8: YX3QBAJ2

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/YX3QBAJ2T5GUXZ45TPZGMFR5K3 \
  | 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: c5f700813a9f4d4be79d9bf266163d56d892330b8bf375109e96e93f78becefd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9697427e508ca31c406f7b285b09963dbffdd44dbd009a25782906989069f717",
    "cross_cats_sorted": [
      "cs.SI",
      "q-bio.MN",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2025-06-13T14:30:28Z",
    "title_canon_sha256": "5bddd4abd6ba5babfb6be83f27d7bc26666c7dba6fb33788650385359ff6210a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.11824",
    "kind": "arxiv",
    "version": 2
  }
}