Pith Number

pith:A6ELFGF3

pith:2018:A6ELFGF336Y2Z4ZXIN2XFQEZMN

not attested not anchored not stored refs pending

A global weak solution to the Lorentzian harmonic map flow

Lei Liu, Liang Zhao, Xiaoli Han

arxiv:1809.07237 v1 · 2018-09-19 · math.DG

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

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	2026-05-18T00:05:20.338028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0788b298bbdfb1acf337437572c0996368ea5ba83e53177c67a61c30fa6379a9

Aliases

arxiv: 1809.07237 · arxiv_version: 1809.07237v1 · doi: 10.48550/arxiv.1809.07237 · pith_short_12: A6ELFGF336Y2 · pith_short_16: A6ELFGF336Y2Z4ZX · pith_short_8: A6ELFGF3

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/A6ELFGF336Y2Z4ZXIN2XFQEZMN \
  | 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: 0788b298bbdfb1acf337437572c0996368ea5ba83e53177c67a61c30fa6379a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a313f2434fe5f920c3e6afb1089389ef321ebe2f942d5672260af89798e0601b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-09-19T15:14:09Z",
    "title_canon_sha256": "d0c7b165aed71396a37ecf342261da92e67d6a735ff500ce77ff4417ba879bd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.07237",
    "kind": "arxiv",
    "version": 1
  }
}