Pith Number

pith:YIQKFJF6

pith:2013:YIQKFJF6TNCC72VPQZXXVCEIY2

not attested not anchored not stored refs pending

Boundary value problems for parabolic operators in a time-varying domain

Doyoon Kim, Hongjie Dong, Sungwon Cho

arxiv:1312.2104 v1 · 2013-12-07 · 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{YIQKFJF6TNCC72VPQZXXVCEIY2}

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	2026-05-18T03:05:17.278761Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c220a2a4be9b442feaaf866f7a8888c6b339b8fa0b47dda5d42230df2f99377c

Aliases

arxiv: 1312.2104 · arxiv_version: 1312.2104v1 · doi: 10.48550/arxiv.1312.2104 · pith_short_12: YIQKFJF6TNCC · pith_short_16: YIQKFJF6TNCC72VP · pith_short_8: YIQKFJF6

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/YIQKFJF6TNCC72VPQZXXVCEIY2 \
  | 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: c220a2a4be9b442feaaf866f7a8888c6b339b8fa0b47dda5d42230df2f99377c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27e524f4f29862553c9bb9afc369a813ebf5f41c54ab5996da70f7a89de29296",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-12-07T15:55:29Z",
    "title_canon_sha256": "4f31e6a2c4886029517a9b9bb61ce42dbea3256768604f975e7b8b1ab8f3b4fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2104",
    "kind": "arxiv",
    "version": 1
  }
}