Pith Number

pith:E5BJ2WPG

pith:2019:E5BJ2WPGMX4DBGAFOI26HWCCTH

not attested not anchored not stored refs pending

Estimating the density of resident coastal fish using underwater cameras: accounting for individual detectability

Amalia Grau, Andrea Campos-Candela, Carlos Diaz-Gil, Francisco Verger, Gabriel Morey, Guillermo Follana-Bern\'a, Ignacio A. Catalan, Josep Al\'os, Josep Coll, Miquel Palmer, Pablo Arechavala-Lopez, Salvador Balle

arxiv:1903.08517 v1 · 2019-03-20 · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E5BJ2WPGMX4DBGAFOI26HWCCTH}

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	2026-05-17T23:50:47.899069Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27429d59e665f83098057235e3d84299fbc8f616fba463d86d72d52b9cdc7466

Aliases

arxiv: 1903.08517 · arxiv_version: 1903.08517v1 · doi: 10.48550/arxiv.1903.08517 · pith_short_12: E5BJ2WPGMX4D · pith_short_16: E5BJ2WPGMX4DBGAF · pith_short_8: E5BJ2WPG

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/E5BJ2WPGMX4DBGAFOI26HWCCTH \
  | 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: 27429d59e665f83098057235e3d84299fbc8f616fba463d86d72d52b9cdc7466

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "850ecde278971e18dfdf702b8f0bbccd78fb6501c4ccc9630367575df800b44d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2019-03-20T14:24:38Z",
    "title_canon_sha256": "740d1b7c3ded49dd808c24e0fa9e98f25662042f4816207d625569fd975b9f04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08517",
    "kind": "arxiv",
    "version": 1
  }
}