Pith Number

pith:HBQCJE5B

pith:2015:HBQCJE5BQEKN7U7UMLMXCGLHJA

not attested not anchored not stored refs pending

Estimating Global Errors in Time Stepping

Emil Constantinescu

arxiv:1503.05166 v3 · 2015-03-17 · 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{HBQCJE5BQEKN7U7UMLMXCGLHJA}

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	2026-05-18T00:44:46.230923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38602493a18114dfd3f462d9711967482d1de277900318c7289bbf3b854d1cf2

Aliases

arxiv: 1503.05166 · arxiv_version: 1503.05166v3 · doi: 10.48550/arxiv.1503.05166 · pith_short_12: HBQCJE5BQEKN · pith_short_16: HBQCJE5BQEKN7U7U · pith_short_8: HBQCJE5B

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/HBQCJE5BQEKN7U7UMLMXCGLHJA \
  | 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: 38602493a18114dfd3f462d9711967482d1de277900318c7289bbf3b854d1cf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f773a05ae5f90938f9ab4ee0a20bc21b45240dd13765eaf8648d50a0b879df6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-03-17T18:56:37Z",
    "title_canon_sha256": "4cf3f232bba4af5e690dc66daf119f8af0332e6ad97b985b249f39f675a09bac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.05166",
    "kind": "arxiv",
    "version": 3
  }
}