Pith Number

pith:L3FAQM27

pith:2017:L3FAQM273DNBVEQUCPRDL4Q6RJ

not attested not anchored not stored refs pending

Wider contours and adaptive contours

Kevin Burrage, Shev MacNamara, William McLean

arxiv:1712.06893 v1 · 2017-12-19 · math.NA · cs.NA · 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{L3FAQM273DNBVEQUCPRDL4Q6RJ}

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	2026-06-04T19:11:21.290250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5eca08335fd8da1a921413e235f21e8a7242451bf890bac9195eace3485547f3

Aliases

arxiv: 1712.06893 · arxiv_version: 1712.06893v1 · doi: 10.48550/arxiv.1712.06893 · pith_short_12: L3FAQM273DNB · pith_short_16: L3FAQM273DNBVEQU · pith_short_8: L3FAQM27

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/L3FAQM273DNBVEQUCPRDL4Q6RJ \
  | 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: 5eca08335fd8da1a921413e235f21e8a7242451bf890bac9195eace3485547f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2615a135413a0af535511de5f329e3c4a044eebdaf6ee8fdedcc38833a531729",
    "cross_cats_sorted": [
      "cs.NA",
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2017-12-19T12:16:07Z",
    "title_canon_sha256": "afb17501f7ba9b77092e4bf97d4c8a459fa4845786340daf2b53d16c147e7206"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.06893",
    "kind": "arxiv",
    "version": 1
  }
}