Pith Number

pith:WH37P7SF

pith:2018:WH37P7SFJHOFINFYIEU6OR6JF6

not attested not anchored not stored refs pending

Estimates for Elliptic Systems in a Narrow Region arising from Composite Materials

Haigang Li, Hongjie Ju, Longjuan Xu

arxiv:1808.03384 v1 · 2018-08-10 · 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{WH37P7SFJHOFINFYIEU6OR6JF6}

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	2026-05-18T00:08:25.187533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1f7f7fe4549dc5434b84129e747c92f98e3c8e13d6da840152e89fb2cb4cf91

Aliases

arxiv: 1808.03384 · arxiv_version: 1808.03384v1 · doi: 10.48550/arxiv.1808.03384 · pith_short_12: WH37P7SFJHOF · pith_short_16: WH37P7SFJHOFINFY · pith_short_8: WH37P7SF

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/WH37P7SFJHOFINFYIEU6OR6JF6 \
  | 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: b1f7f7fe4549dc5434b84129e747c92f98e3c8e13d6da840152e89fb2cb4cf91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fc2b4e620edcd8b05b1e45f64c99decfbd01a64aca5ffc94be2f3ded4083c99",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-10T01:38:04Z",
    "title_canon_sha256": "18bad9b1ac6934196d8c3cd9691c0bbfddbfca326f974ddb713b4a8c95d00e31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.03384",
    "kind": "arxiv",
    "version": 1
  }
}