Pith Number

pith:DORB6SBP

pith:2019:DORB6SBPZTOFAA4XAKXFLPJ5MF

not attested not anchored not stored refs pending

Alignment- and reference-free phylogenomics with colored de-Bruijn graphs

Roland Wittler

arxiv:1905.04165 v2 · 2019-05-10 · q-bio.PE · 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{DORB6SBPZTOFAA4XAKXFLPJ5MF}

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	2026-05-17T23:46:08.727679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ba21f482fccdc50039702ae55bd3d614631240cc969102392ca767249802c48

Aliases

arxiv: 1905.04165 · arxiv_version: 1905.04165v2 · doi: 10.48550/arxiv.1905.04165 · pith_short_12: DORB6SBPZTOF · pith_short_16: DORB6SBPZTOFAA4X · pith_short_8: DORB6SBP

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/DORB6SBPZTOFAA4XAKXFLPJ5MF \
  | 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: 1ba21f482fccdc50039702ae55bd3d614631240cc969102392ca767249802c48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc311681b84867ba716f5e42dd461b714b29bb9023acaf9bd44c17c1082ccd34",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2019-05-10T13:33:06Z",
    "title_canon_sha256": "6dccd1eab1dc4b170647be189d1177689aed3b619c5d36cb6f196ac50342dd02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04165",
    "kind": "arxiv",
    "version": 2
  }
}