Pith Number

pith:QUUUWOEZ

pith:2018:QUUUWOEZLS627DIT3EKEU23J2U

not attested not anchored not stored refs pending

Homogenization of a moving boundary problem with prescribed normal velocity

Michael Eden

arxiv:1808.08105 v2 · 2018-08-24 · 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{QUUUWOEZLS627DIT3EKEU23J2U}

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	2026-05-17T23:56:47.397469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85294b38995cbdaf8d13d9144a6b69d525046df831c68db1502a4f9798c63a12

Aliases

arxiv: 1808.08105 · arxiv_version: 1808.08105v2 · doi: 10.48550/arxiv.1808.08105 · pith_short_12: QUUUWOEZLS62 · pith_short_16: QUUUWOEZLS627DIT · pith_short_8: QUUUWOEZ

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/QUUUWOEZLS627DIT3EKEU23J2U \
  | 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: 85294b38995cbdaf8d13d9144a6b69d525046df831c68db1502a4f9798c63a12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0bfc0ddf564934345126d924d74097101d6aff44db603db393ecf90111cd0a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-24T12:26:54Z",
    "title_canon_sha256": "4931c1d1dbd077c03845c80e7f5717b3f2c2f220f769fca92923dfc9032b9824"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08105",
    "kind": "arxiv",
    "version": 2
  }
}