Pith Number

pith:LIDYUR2K

pith:2017:LIDYUR2KQHFTUNLQNMTV2PBQQZ

not attested not anchored not stored refs pending

A truncation model for estimating Species Richness

\'Elisabeth Gassiat, Fran\c{c}ois Koladjo, Mesrob I. Ohannessian

arxiv:1705.07509 v1 · 2017-05-21 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LIDYUR2KQHFTUNLQNMTV2PBQQZ}

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	2026-05-18T00:44:05.349087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a078a474a81cb3a35706b275d3c308647d628d64b3c74e6273c428b8e127139

Aliases

arxiv: 1705.07509 · arxiv_version: 1705.07509v1 · doi: 10.48550/arxiv.1705.07509 · pith_short_12: LIDYUR2KQHFT · pith_short_16: LIDYUR2KQHFTUNLQ · pith_short_8: LIDYUR2K

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/LIDYUR2KQHFTUNLQNMTV2PBQQZ \
  | 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: 5a078a474a81cb3a35706b275d3c308647d628d64b3c74e6273c428b8e127139

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2870c83560fd9b8422924e48a79ac10caaec48d5d7633601630f3e68d84e936",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-05-21T21:01:10Z",
    "title_canon_sha256": "69933360cef37db4f240fcf3840fece5774e885753ba9189f99edce922731503"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.07509",
    "kind": "arxiv",
    "version": 1
  }
}