Pith Number

pith:FC5UBUKQ

pith:2021:FC5UBUKQPDYJ6XWVLID6D6GMK5

not attested not anchored not stored refs pending

Translating solutions for a class of quasilinear parabolic initial boundary value problems in Lorentz-Minkowski plane $\mathbb{R}^{2}_{1}$

Jinghua Li, Jing Mao, Ya Gao

arxiv:2105.09482 v1 · 2021-05-20 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FC5UBUKQPDYJ6XWVLID6D6GMK5}

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	2026-07-05T04:11:45.553395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28bb40d15078f09f5ed55a07e1f8cc575842265f90c30b0742245a9c81c4d62b

Aliases

arxiv: 2105.09482 · arxiv_version: 2105.09482v1 · doi: 10.48550/arxiv.2105.09482 · pith_short_12: FC5UBUKQPDYJ · pith_short_16: FC5UBUKQPDYJ6XWV · pith_short_8: FC5UBUKQ

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/FC5UBUKQPDYJ6XWVLID6D6GMK5 \
  | 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: 28bb40d15078f09f5ed55a07e1f8cc575842265f90c30b0742245a9c81c4d62b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "336f4fec917923a27be46afc944ab26632cefb2d2870e2f575aedcf94d3ebfbb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2021-05-20T03:03:30Z",
    "title_canon_sha256": "17357b8e73a1d2cbbba42d997ec439f5dcef30bcee4ec9cab5d7fee5ea3fd916"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.09482",
    "kind": "arxiv",
    "version": 1
  }
}