Pith Number

pith:QBFGBBWG

pith:2017:QBFGBBWGMMNJITUMYQPZSS25NE

not attested not anchored not stored refs pending

Species tree estimation using ASTRAL: how many genes are enough?

Sebastien Roch, Shubhanshu Shekhar, Siavash Mirarab

arxiv:1704.06831 v2 · 2017-04-22 · q-bio.PE · cs.CE · math.PR · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QBFGBBWGMMNJITUMYQPZSS25NE}

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	2026-05-18T00:28:55.924581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

804a6086c6631a944e8cc41f994b5d692f1f5c4484ee770007a5a01314655a44

Aliases

arxiv: 1704.06831 · arxiv_version: 1704.06831v2 · doi: 10.48550/arxiv.1704.06831 · pith_short_12: QBFGBBWGMMNJ · pith_short_16: QBFGBBWGMMNJITUM · pith_short_8: QBFGBBWG

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/QBFGBBWGMMNJITUMYQPZSS25NE \
  | 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: 804a6086c6631a944e8cc41f994b5d692f1f5c4484ee770007a5a01314655a44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2c33cb6257255477d943369a17cd39ab397744eb4b470b351642f232881d9f6",
    "cross_cats_sorted": [
      "cs.CE",
      "math.PR",
      "math.ST",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2017-04-22T18:25:44Z",
    "title_canon_sha256": "341563db63449781a9e902324120cbf62c88c9c532bf337d75d4cd4110c092c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06831",
    "kind": "arxiv",
    "version": 2
  }
}