Pith Number

pith:YYHFFJTE

pith:2015:YYHFFJTEXZKBZQ7GU4MZ3ZSCAI

not attested not anchored not stored refs pending

Initial-to-Interface Maps for the Heat Equation on Composite Domains

Bernard Deconinck, Natalie E. Sheils

arxiv:1506.08423 v2 · 2015-06-28 · 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{YYHFFJTEXZKBZQ7GU4MZ3ZSCAI}

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	2026-05-18T01:17:30.712081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c60e52a664be541cc3e6a7199de642020355f7e9e777e9ac46ccb97b5e06ec43

Aliases

arxiv: 1506.08423 · arxiv_version: 1506.08423v2 · doi: 10.48550/arxiv.1506.08423 · pith_short_12: YYHFFJTEXZKB · pith_short_16: YYHFFJTEXZKBZQ7G · pith_short_8: YYHFFJTE

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/YYHFFJTEXZKBZQ7GU4MZ3ZSCAI \
  | 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: c60e52a664be541cc3e6a7199de642020355f7e9e777e9ac46ccb97b5e06ec43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3744ff767b08ac68c0c79021ee29ade061436585c475ec311bb9f5878f98fb62",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-06-28T16:46:32Z",
    "title_canon_sha256": "81f3c742aadc673f102853e321eedde2a6bef559f6f823e681ef1d9cdedce961"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.08423",
    "kind": "arxiv",
    "version": 2
  }
}