Pith Number

pith:HLSTGI2L

pith:2026:HLSTGI2LBV3QBR7MVZRUURMVMF

not attested not anchored not stored refs pending

Fixation location in structured populations

David A. Brewster, Gabor Lippner, Josef Tkadlec, Martin A. Nowak

arxiv:2605.26411 v1 · 2026-05-26 · 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{HLSTGI2LBV3QBR7MVZRUURMVMF}

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	2026-05-27T01:05:16.590798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ae533234b0d7700c7ecae634a45956149afb46904b572fed2f06a18ef97ec0a

Aliases

arxiv: 2605.26411 · arxiv_version: 2605.26411v1 · doi: 10.48550/arxiv.2605.26411 · pith_short_12: HLSTGI2LBV3Q · pith_short_16: HLSTGI2LBV3QBR7M · pith_short_8: HLSTGI2L

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/HLSTGI2LBV3QBR7MVZRUURMVMF \
  | 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: 3ae533234b0d7700c7ecae634a45956149afb46904b572fed2f06a18ef97ec0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c818a2edf287a6be5a0b2037f7fb7a21445b08962a00fbc9e62bce704ca67b2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2026-05-26T00:39:35Z",
    "title_canon_sha256": "3ea43148b2a391d68623246f3e34e9b7f2f3acb769daa79b279cf8b7a87a8fdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26411",
    "kind": "arxiv",
    "version": 1
  }
}