Pith Number

pith:AHAQSCTA

pith:2013:AHAQSCTAQOW34JTTBDCBOHBCS3

not attested not anchored not stored refs pending

Splitting trees with neutral mutations at birth

Mathieu Richard

arxiv:1305.3319 v4 · 2013-05-14 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AHAQSCTAQOW34JTTBDCBOHBCS3}

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	2026-05-18T02:51:42.360023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01c1090a6083adbe267308c4171c2296d99db668b7ebfe7921fd25cb5a001db7

Aliases

arxiv: 1305.3319 · arxiv_version: 1305.3319v4 · doi: 10.48550/arxiv.1305.3319 · pith_short_12: AHAQSCTAQOW3 · pith_short_16: AHAQSCTAQOW34JTT · pith_short_8: AHAQSCTA

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/AHAQSCTAQOW34JTTBDCBOHBCS3 \
  | 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: 01c1090a6083adbe267308c4171c2296d99db668b7ebfe7921fd25cb5a001db7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f28482407de6e915c86b62e6c34f1e9ec72dd2e5a773a18f048876ff7a4a3f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2013-05-14T22:50:38Z",
    "title_canon_sha256": "f5e91860fc0d3b4c608d43a94789989550e238ed23949a4c1e6030453e5146f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.3319",
    "kind": "arxiv",
    "version": 4
  }
}