Pith Number

pith:LRQBT4RH

pith:2016:LRQBT4RHEGBGLPH4GV2HB35UAE

not attested not anchored not stored refs pending

A hybrid model for the population dynamics of periodical cicadas

Alan Hastings, Andrew Liebhold, Andrew Noble, Jon Machta, Julie Blackwood

arxiv:1612.01429 v3 · 2016-12-05 · 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{LRQBT4RHEGBGLPH4GV2HB35UAE}

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	2026-05-17T23:57:06.236013Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c6019f227218265bcfc357470efb40131e1abe8c0dfe4f199ca0a0a519851dd

Aliases

arxiv: 1612.01429 · arxiv_version: 1612.01429v3 · doi: 10.48550/arxiv.1612.01429 · pith_short_12: LRQBT4RHEGBG · pith_short_16: LRQBT4RHEGBGLPH4 · pith_short_8: LRQBT4RH

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/LRQBT4RHEGBGLPH4GV2HB35UAE \
  | 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: 5c6019f227218265bcfc357470efb40131e1abe8c0dfe4f199ca0a0a519851dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "510b742012b79b8ff0f9c9496dd981a5378aac83efd037b076b840d76ef431ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2016-12-05T16:50:01Z",
    "title_canon_sha256": "e78ecb9c44097303f4a604685ce5745383ccdba4a436b993ade567aea2e58ef9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.01429",
    "kind": "arxiv",
    "version": 3
  }
}