Pith Number

pith:UUP6PDK7

pith:2013:UUP6PDK76M2SNDJAIM3IW5TJNV

not attested not anchored not stored refs pending

Abundance-weighted phylogenetic diversity measures distinguish microbial community states and are robust to sampling depth

Connor O. McCoy, Frederick A. Matsen IV

arxiv:1305.0306 v1 · 2013-05-01 · 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{UUP6PDK76M2SNDJAIM3IW5TJNV}

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	2026-05-18T03:26:40.605862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a51fe78d5ff335268d2043368b76696d61768ad9d209b1cd3b710b479ed44c9e

Aliases

arxiv: 1305.0306 · arxiv_version: 1305.0306v1 · doi: 10.48550/arxiv.1305.0306 · pith_short_12: UUP6PDK76M2S · pith_short_16: UUP6PDK76M2SNDJA · pith_short_8: UUP6PDK7

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/UUP6PDK76M2SNDJAIM3IW5TJNV \
  | 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: a51fe78d5ff335268d2043368b76696d61768ad9d209b1cd3b710b479ed44c9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4960ae8e40e4a7cc327f5bc51991b66e34d025ebe7b831848159a8b1b52f2c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-05-01T22:30:30Z",
    "title_canon_sha256": "39680e33a4f36b4f2d3ee858118d4229bbf0af5c0219cc922c946472e13ecb34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0306",
    "kind": "arxiv",
    "version": 1
  }
}