Pith Number

pith:6ZRUSCT6

pith:2026:6ZRUSCT6C74636OV2IFJUFWNKM

not attested not anchored not stored refs pending

Additional Food Enhances the Bifurcation Structure of Predator Competition Models

Chanaka Kottegoda, Kanishka Goyal, Rana D. Parshad, Urvashi Verma

arxiv:2607.18613 v1 · 2026-07-21 · 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{6ZRUSCT6C74636OV2IFJUFWNKM}

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	2026-07-22T00:22:56.767958Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f663490a7e17f9edf9d5d20a9a16cd53133802237e7ba1c4f28d8206c3e0a61b

Aliases

arxiv: 2607.18613 · arxiv_version: 2607.18613v1 · doi: 10.48550/arxiv.2607.18613 · pith_short_12: 6ZRUSCT6C746 · pith_short_16: 6ZRUSCT6C74636OV · pith_short_8: 6ZRUSCT6

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/6ZRUSCT6C74636OV2IFJUFWNKM \
  | 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: f663490a7e17f9edf9d5d20a9a16cd53133802237e7ba1c4f28d8206c3e0a61b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60da82e8b9e548cf7b2195f035c93b8765e6050cc7ff66e4e79dab60d3b531b1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2026-07-21T01:31:48Z",
    "title_canon_sha256": "290e885580c67ce4092ed7e2abe6a7c5b5570ac5f237889281a280610285f3a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18613",
    "kind": "arxiv",
    "version": 1
  }
}