Pith Number

pith:HPKIORXK

pith:2012:HPKIORXKGHEUMHSWFUI62C3XQ2

not attested not anchored not stored refs pending

Inferring Species Trees from Incongruent Multi-Copy Gene Trees Using the Robinson-Foulds Distance

David Fern\'andez-Baca, J. Gordon Burleigh, Ruchi Chaudhary

arxiv:1210.2665 v1 · 2012-10-09 · cs.DS · 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{HPKIORXKGHEUMHSWFUI62C3XQ2}

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	2026-05-18T03:43:40.997258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3bd48746ea31c9461e562d11ed0b77868209a4ae01b34c32d4be6b97399bf9b1

Aliases

arxiv: 1210.2665 · arxiv_version: 1210.2665v1 · doi: 10.48550/arxiv.1210.2665 · pith_short_12: HPKIORXKGHEU · pith_short_16: HPKIORXKGHEUMHSW · pith_short_8: HPKIORXK

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/HPKIORXKGHEUMHSWFUI62C3XQ2 \
  | 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: 3bd48746ea31c9461e562d11ed0b77868209a4ae01b34c32d4be6b97399bf9b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bd43f4c4bf2795cb4565dd7a0c313a70c5a926582f6acde9af4cdffa2c06f36",
    "cross_cats_sorted": [
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-10-09T17:00:27Z",
    "title_canon_sha256": "f127f0d13e9fb9b18dc109a6099926787961f273fba7f11f51793da83ef47d2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.2665",
    "kind": "arxiv",
    "version": 1
  }
}