Pith Number

pith:4PA7A2R6

pith:2014:4PA7A2R6LYLCLYI5XXRACSYKAM

not attested not anchored not stored refs pending

On some linear parabolic PDEs on moving hypersurfaces

Amal Alphonse, Bj\"orn Stinner, Charles M. Elliott

arxiv:1412.1624 v2 · 2014-12-04 · 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{4PA7A2R6LYLCLYI5XXRACSYKAM}

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	2026-05-18T01:36:01.764339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3c1f06a3e5e1625e11dbde2014b0a0311f764d8d1381c17f43ca9cc6d0b2461

Aliases

arxiv: 1412.1624 · arxiv_version: 1412.1624v2 · doi: 10.48550/arxiv.1412.1624 · pith_short_12: 4PA7A2R6LYLC · pith_short_16: 4PA7A2R6LYLCLYI5 · pith_short_8: 4PA7A2R6

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/4PA7A2R6LYLCLYI5XXRACSYKAM \
  | 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: e3c1f06a3e5e1625e11dbde2014b0a0311f764d8d1381c17f43ca9cc6d0b2461

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4cea82ee7f06467fc60ad8568cb627521d335578155332ab7677bacf4c556a84",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-12-04T11:20:57Z",
    "title_canon_sha256": "7d643e0efaf18755ddf10eb1c720364369a87af70dd709cb47266c551f97e355"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1624",
    "kind": "arxiv",
    "version": 2
  }
}