Pith Number

pith:FYT42OB7

pith:2016:FYT42OB7O4Q2YXAG2XYCDQPRBE

not attested not anchored not stored refs pending

Inverse problems, non-roundness and flat pieces of the effective burning velocity from an inviscid quadratic Hamilton-Jacobi model

Hung Vinh Tran, Wenjia Jing, Yifeng Yu

arxiv:1602.04728 v2 · 2016-02-15 · math.AP · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FYT42OB7O4Q2YXAG2XYCDQPRBE}

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	2026-05-18T00:45:50.046374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e27cd383f7721ac5c06d5f021c1f109329d468f6b4ea1cf8ac8855167b6e1c1

Aliases

arxiv: 1602.04728 · arxiv_version: 1602.04728v2 · doi: 10.48550/arxiv.1602.04728 · pith_short_12: FYT42OB7O4Q2 · pith_short_16: FYT42OB7O4Q2YXAG · pith_short_8: FYT42OB7

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/FYT42OB7O4Q2YXAG2XYCDQPRBE \
  | 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: 2e27cd383f7721ac5c06d5f021c1f109329d468f6b4ea1cf8ac8855167b6e1c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3642c7228ba4e3dbf2667e880e5cc2f6f001dc741c8601d73b38aa0df2f28a5a",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-02-15T16:27:48Z",
    "title_canon_sha256": "aca18cc5ef7904969b33997ac42b352c428ce0de9e1b0a8063cdb0e6bb6b5d9b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1602.04728",
    "kind": "arxiv",
    "version": 2
  }
}