Pith Number

pith:FOFXL2LH

pith:2025:FOFXL2LHZWDUFHGC4EV3XFPBYB

not attested not anchored not stored refs pending

Remarks on graph-like forward self-similar solutions to the surface diffusion flow equations

Sho Katayama, Yoshikazu Giga

arxiv:2506.22731 v1 · 2025-06-28 · 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{FOFXL2LHZWDUFHGC4EV3XFPBYB}

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	2026-07-05T11:28:44.297609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b8b75e967cd87429cc2e12bbb95e1c07217a53a20b71e82ca09197e9794661c

Aliases

arxiv: 2506.22731 · arxiv_version: 2506.22731v1 · doi: 10.48550/arxiv.2506.22731 · pith_short_12: FOFXL2LHZWDU · pith_short_16: FOFXL2LHZWDUFHGC · pith_short_8: FOFXL2LH

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/FOFXL2LHZWDUFHGC4EV3XFPBYB \
  | 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: 2b8b75e967cd87429cc2e12bbb95e1c07217a53a20b71e82ca09197e9794661c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ff7dff48c47cc2a53321ef13dc458e6bccf9a3a58da7ad9a08d72c5c1f98757",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-06-28T02:24:28Z",
    "title_canon_sha256": "6eb64a122effefaaef37b16f75f0b369e2e124cc12a90bd3041a2d771f261e65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.22731",
    "kind": "arxiv",
    "version": 1
  }
}