Pith Number

pith:A37JIHLA

pith:2016:A37JIHLA572MIBFMWE4JKG45GA

not attested not anchored not stored refs pending

Gradient recovery for elliptic interface problem: I. body-fitted mesh

Hailong Guo, Xu Yang

arxiv:1607.05898 v1 · 2016-07-20 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A37JIHLA572MIBFMWE4JKG45GA}

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	2026-05-18T01:10:43.761831Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06fe941d60eff4c404acb138951b9d3031a35c4b8af5d4d704649272189e5a48

Aliases

arxiv: 1607.05898 · arxiv_version: 1607.05898v1 · doi: 10.48550/arxiv.1607.05898 · pith_short_12: A37JIHLA572M · pith_short_16: A37JIHLA572MIBFM · pith_short_8: A37JIHLA

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/A37JIHLA572MIBFMWE4JKG45GA \
  | 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: 06fe941d60eff4c404acb138951b9d3031a35c4b8af5d4d704649272189e5a48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "93eb8863d3a5ac3b0a76c2a098173192398673619dfe305febc793f650b0f0ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-07-20T10:15:10Z",
    "title_canon_sha256": "089bb3c33c09ebcc5ae037c49dc7444efb9e5fca8dafe21fbce719055306e98e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.05898",
    "kind": "arxiv",
    "version": 1
  }
}