Pith Number

pith:SMDCRZ22

pith:2009:SMDCRZ227VCE5FTBHRGDIRITKZ

not attested not anchored not stored refs pending

Survival probability of the branching random walk killed below a linear boundary

Jean-Baptiste Gou\'er\'e (MAPMO), Jean B\'erard (ICJ)

arxiv:0911.3755 v2 · 2009-11-19 · 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{SMDCRZ227VCE5FTBHRGDIRITKZ}

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	2026-05-18T04:40:20.467864Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

930628e75afd444e96613c4c34451356457111f48c1f66dc516a80d2d802a6eb

Aliases

arxiv: 0911.3755 · arxiv_version: 0911.3755v2 · doi: 10.48550/arxiv.0911.3755 · pith_short_12: SMDCRZ227VCE · pith_short_16: SMDCRZ227VCE5FTB · pith_short_8: SMDCRZ22

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/SMDCRZ227VCE5FTBHRGDIRITKZ \
  | 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: 930628e75afd444e96613c4c34451356457111f48c1f66dc516a80d2d802a6eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e5cb1fc2905458a48cdda869e051bd5ae574e9ccd583f7a3f18e0c9f3b01f13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2009-11-19T10:55:53Z",
    "title_canon_sha256": "4d4a857ac7adc7b74c034a66f5f5fddc5dfc5c372dc1cac6791684cd53c65799"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3755",
    "kind": "arxiv",
    "version": 2
  }
}