Pith Number

pith:V4NKK4ND

pith:2012:V4NKK4ND2HVFLZQ7BB752EPL45

not attested not anchored not stored refs pending

Plump Cutthroat Trout and Thin Rainbow Trout in a Lentic Ecosystem

Jessica Abbott, Joshua Courtney, Kerri Schmidt, Michael Courtney

arxiv:1210.4948 v1 · 2012-10-17 · 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{V4NKK4ND2HVFLZQ7BB752EPL45}

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	2026-05-18T03:42:54.833054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af1aa571a3d1ea55e61f087fdd11ebe750ebc6d3f87ac200c0deedd801ecb9c4

Aliases

arxiv: 1210.4948 · arxiv_version: 1210.4948v1 · doi: 10.48550/arxiv.1210.4948 · pith_short_12: V4NKK4ND2HVF · pith_short_16: V4NKK4ND2HVFLZQ7 · pith_short_8: V4NKK4ND

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/V4NKK4ND2HVFLZQ7BB752EPL45 \
  | 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: af1aa571a3d1ea55e61f087fdd11ebe750ebc6d3f87ac200c0deedd801ecb9c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e99c6a5c01693f614fa9631f60570ed6d0b6a4950ac616fd1305b75f6d436ff1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2012-10-17T20:15:28Z",
    "title_canon_sha256": "76bd9ae9bce097f77e65364f1e43667b9478c6f6f90d1a298aaaad176f28bca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.4948",
    "kind": "arxiv",
    "version": 1
  }
}