Pith Number

pith:2G2LZ6DE

pith:2020:2G2LZ6DE7YF22UXVCLA7Z7PHIJ

not attested not anchored not stored refs pending

The design and construction of reference pangenome graphs

Chong Chu, Heng Li, Xiaowen Feng

arxiv:2003.06079 v1 · 2020-03-13 · q-bio.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2G2LZ6DE7YF22UXVCLA7Z7PHIJ}

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	2026-07-05T00:47:43.532150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1b4bcf864fe0bad52f512c1fcfde7425dfea7a947081f3af7d8815aa0154ccb

Aliases

arxiv: 2003.06079 · arxiv_version: 2003.06079v1 · doi: 10.48550/arxiv.2003.06079 · pith_short_12: 2G2LZ6DE7YF2 · pith_short_16: 2G2LZ6DE7YF22UXV · pith_short_8: 2G2LZ6DE

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/2G2LZ6DE7YF22UXVCLA7Z7PHIJ \
  | 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: d1b4bcf864fe0bad52f512c1fcfde7425dfea7a947081f3af7d8815aa0154ccb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c91db1bc8e11cf7680af3b9ad4c2922b07bd12ec2253ad3a0729f6285f1d68ac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2020-03-13T01:26:00Z",
    "title_canon_sha256": "bc6c53b9bd1bc9fd59538b6184bf91bd227c2b17bf5fdd28e9350a5ea704f816"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.06079",
    "kind": "arxiv",
    "version": 1
  }
}