Pith Number

pith:M4LEBFQZ

pith:2016:M4LEBFQZ46FC573BZODQVIGGIO

not attested not anchored not stored refs pending

An Elliptic Free Boundary Arising From the Jump of Conductivity

Henrik Shahgholian, Ki-Ahm Lee, Sunghan Kim

arxiv:1605.06558 v2 · 2016-05-20 · 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{M4LEBFQZ46FC573BZODQVIGGIO}

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	2026-05-18T01:12:29.228375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6716409619e78a2eff61cb870aa0c643a27c1dcb003552036aea8bc89d756801

Aliases

arxiv: 1605.06558 · arxiv_version: 1605.06558v2 · doi: 10.48550/arxiv.1605.06558 · pith_short_12: M4LEBFQZ46FC · pith_short_16: M4LEBFQZ46FC573B · pith_short_8: M4LEBFQZ

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/M4LEBFQZ46FC573BZODQVIGGIO \
  | 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: 6716409619e78a2eff61cb870aa0c643a27c1dcb003552036aea8bc89d756801

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "97b614fbc57aaa10fdb444f030517aaafca63408095e0e8f8bd834a3ca579375",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-05-20T23:42:35Z",
    "title_canon_sha256": "4a9a71059bf6a0ed022db157f3a6c874d6d2e774f88fe4237a9126c5fe35e6be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06558",
    "kind": "arxiv",
    "version": 2
  }
}