Pith Number

pith:YKJQT2HN

pith:2019:YKJQT2HNTQ6ADSLRBVDL2UX4O6

not attested not anchored not stored refs pending

Global existence of the harmonic map heat flow into Lorentzian manifolds

Juergen Jost, Lei Liu, Liang Zhao, Xiaoli Han

arxiv:1901.00901 v1 · 2019-01-03 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YKJQT2HNTQ6ADSLRBVDL2UX4O6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:56:57.746701Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c29309e8ed9c3c01c9710d46bd52fc77ac407a1c6c64b0bad2f682be6e54b834

Aliases

arxiv: 1901.00901 · arxiv_version: 1901.00901v1 · doi: 10.48550/arxiv.1901.00901 · pith_short_12: YKJQT2HNTQ6A · pith_short_16: YKJQT2HNTQ6ADSLR · pith_short_8: YKJQT2HN

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/YKJQT2HNTQ6ADSLRBVDL2UX4O6 \
  | 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: c29309e8ed9c3c01c9710d46bd52fc77ac407a1c6c64b0bad2f682be6e54b834

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2857f29bbc21368f707c6346f673c1592e0ca628c4003d5811f9568e4733f540",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-01-03T20:12:54Z",
    "title_canon_sha256": "b5c57f8aba69f4fc468f4ed72e7dc14c5a8e466cb455899f37cdaed839bc7457"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.00901",
    "kind": "arxiv",
    "version": 1
  }
}