Pith Number

pith:QOU26GS3

pith:2019:QOU26GS32GXAGTIRQ2EJF4CYHW

not attested not anchored not stored refs pending

An Analysis of a Fishing Model with Nonlinear Harvesting Function

Elahe Sorouri, Madjid Eshaghi Gordji, Reza. Memarbashi

arxiv:1905.05823 v1 · 2019-05-12 · math.DS · 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{QOU26GS32GXAGTIRQ2EJF4CYHW}

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	2026-05-17T23:46:08.406406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83a9af1a5bd1ae034d11868892f0583d889fb4503073cdf7e0d3880073af5d45

Aliases

arxiv: 1905.05823 · arxiv_version: 1905.05823v1 · doi: 10.48550/arxiv.1905.05823 · pith_short_12: QOU26GS32GXA · pith_short_16: QOU26GS32GXAGTIR · pith_short_8: QOU26GS3

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/QOU26GS32GXAGTIRQ2EJF4CYHW \
  | 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: 83a9af1a5bd1ae034d11868892f0583d889fb4503073cdf7e0d3880073af5d45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6179b89a4de0b852bc5f5c13f043fb2ecfa1349d9d3a54235766fc4240e5619c",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2019-05-12T06:21:55Z",
    "title_canon_sha256": "67e370c11416eb04dbda34ccf921a237c3bf238b568f8c176b59c5770b61529c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05823",
    "kind": "arxiv",
    "version": 1
  }
}