Pith Number

pith:IITQVXC3

pith:2015:IITQVXC32NJ7RU7MMN7LAJSIGY

not attested not anchored not stored refs pending

Finite element approximation of the Isaacs equation

Abner J. Salgado, Wujun Zhang

arxiv:1512.09091 v1 · 2015-12-30 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IITQVXC32NJ7RU7MMN7LAJSIGY}

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	2026-05-18T01:23:34.045730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42270adc5bd353f8d3ec637eb02648361e9f47ac884e034ffcabec40bbfde7a5

Aliases

arxiv: 1512.09091 · arxiv_version: 1512.09091v1 · doi: 10.48550/arxiv.1512.09091 · pith_short_12: IITQVXC32NJ7 · pith_short_16: IITQVXC32NJ7RU7M · pith_short_8: IITQVXC3

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/IITQVXC32NJ7RU7MMN7LAJSIGY \
  | 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: 42270adc5bd353f8d3ec637eb02648361e9f47ac884e034ffcabec40bbfde7a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37d24ec12eca2a84109d8a09ff2c3bf26516c917a895a10ce548aa1a3e503898",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-12-30T20:11:14Z",
    "title_canon_sha256": "7e58c8e687d455a9385f5a51bd2bb62d13146522a96b703ec7a599869ce17685"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.09091",
    "kind": "arxiv",
    "version": 1
  }
}