Pith Number

pith:2KQUXYSX

pith:2015:2KQUXYSXRGVRJREPHL4F4GU62E

not attested not anchored not stored refs pending

Folding and unfolding phylogenetic trees and networks

Katharina T. Huber, Mike Steel, Taoyang Wu, Vincent Moulton

arxiv:1506.04438 v1 · 2015-06-14 · 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{2KQUXYSXRGVRJREPHL4F4GU62E}

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	2026-05-18T01:49:54.555049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2a14be25789ab14c48f3af85e1a9ed116d51ad928c7c07562dfbcbc866afc7c

Aliases

arxiv: 1506.04438 · arxiv_version: 1506.04438v1 · doi: 10.48550/arxiv.1506.04438 · pith_short_12: 2KQUXYSXRGVR · pith_short_16: 2KQUXYSXRGVRJREP · pith_short_8: 2KQUXYSX

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/2KQUXYSXRGVRJREPHL4F4GU62E \
  | 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: d2a14be25789ab14c48f3af85e1a9ed116d51ad928c7c07562dfbcbc866afc7c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e41b371deb444899f8f8b5a7d48c296cc80e1f114235f5314cac6fd90bad31f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2015-06-14T21:10:25Z",
    "title_canon_sha256": "0174b1cf7c2b4f21e4e79b22798c3d910f7ee5cdf0a8f2ace463fff93f2e65a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04438",
    "kind": "arxiv",
    "version": 1
  }
}