Pith Number

pith:D2HCOIFU

pith:2015:D2HCOIFUXXLPXL3CYETQOIJYET

not attested not anchored not stored refs pending

Constructing and Employing Tree Alignment Graphs for Phylogenetic Synthesis

David Fernandez-Baca, J. Gordon Burleigh, Ruchi Chaudhary

arxiv:1503.03877 v1 · 2015-03-12 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D2HCOIFUXXLPXL3CYETQOIJYET}

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	2026-05-18T02:23:57.949840Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e8e2720b4bdd6fbaf62c12707213824e0c72bdd62bb33e35fbb5f5d9e51a5af

Aliases

arxiv: 1503.03877 · arxiv_version: 1503.03877v1 · doi: 10.48550/arxiv.1503.03877 · pith_short_12: D2HCOIFUXXLP · pith_short_16: D2HCOIFUXXLPXL3C · pith_short_8: D2HCOIFU

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/D2HCOIFUXXLPXL3CYETQOIJYET \
  | 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: 1e8e2720b4bdd6fbaf62c12707213824e0c72bdd62bb33e35fbb5f5d9e51a5af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "861e6225cf8af27eaeb259afaf9fc17be21d9fc1ada3dec08cc37b1dd0561c25",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-03-12T20:07:05Z",
    "title_canon_sha256": "e43462f9e3b26f822afac4cfc51124df78ce138409951bb69337c26a1654f12f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03877",
    "kind": "arxiv",
    "version": 1
  }
}