Pith Number

pith:S64VAVMO

pith:2015:S64VAVMOP7S2DFXUCAKU7JXEYY

not attested not anchored not stored refs pending

Semi-wave and spreading speed for the diffusive competition model with a free boundary

Maolin Zhou, Mingxin Wang, Yihong Du

arxiv:1505.07689 v2 · 2015-05-28 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S64VAVMOP7S2DFXUCAKU7JXEYY}

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	2026-05-18T01:44:10.878547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97b950558e7fe5a196f410154fa6e4c6358f16607efa9903aeb5b00b2615ced5

Aliases

arxiv: 1505.07689 · arxiv_version: 1505.07689v2 · doi: 10.48550/arxiv.1505.07689 · pith_short_12: S64VAVMOP7S2 · pith_short_16: S64VAVMOP7S2DFXU · pith_short_8: S64VAVMO

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/S64VAVMOP7S2DFXUCAKU7JXEYY \
  | 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: 97b950558e7fe5a196f410154fa6e4c6358f16607efa9903aeb5b00b2615ced5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6787068a1ecba91d4ff881e49d8dddef62cd4c4b8436e89457296339a0e72bfc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-05-28T13:47:42Z",
    "title_canon_sha256": "1252b469697c4bca8596ec3925ff62d47ae4c652507d602ac5e779d42b566983"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.07689",
    "kind": "arxiv",
    "version": 2
  }
}