Pith Number

pith:K7Y7TBUA

pith:2017:K7Y7TBUAVOX2NDUXUNTV6GSKDH

not attested not anchored not stored refs pending

Optimisation approach for the Monge-Ampere equation

Fethi Ben Belgacem

arxiv:1701.05388 v1 · 2017-01-19 · 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{K7Y7TBUAVOX2NDUXUNTV6GSKDH}

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	2026-05-18T00:52:30.026301Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57f1f98680abafa68e97a3675f1a4a19e562ffc4697057f988222866b2c88c95

Aliases

arxiv: 1701.05388 · arxiv_version: 1701.05388v1 · doi: 10.48550/arxiv.1701.05388 · pith_short_12: K7Y7TBUAVOX2 · pith_short_16: K7Y7TBUAVOX2NDUX · pith_short_8: K7Y7TBUA

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/K7Y7TBUAVOX2NDUXUNTV6GSKDH \
  | 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: 57f1f98680abafa68e97a3675f1a4a19e562ffc4697057f988222866b2c88c95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1403fbf5d072845e080693a0a0724259b15d949bed31585c6d1f40d0991f2cb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-01-19T12:23:17Z",
    "title_canon_sha256": "2a1d955e978bb1d20c97f87e4c3c2894692fb603a7d61d9728885df03e5a12ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05388",
    "kind": "arxiv",
    "version": 1
  }
}