Pith Number

pith:HH34XBQF

pith:2012:HH34XBQFBIZS7DJY4LEC4MXYA6

not attested not anchored not stored refs pending

New logarithmic Sobolev inequalities and an \epsilon-regularity theorem for the Ricci flow

Aaron Naber, Hans-Joachim Hein

arxiv:1205.0380 v1 · 2012-05-02 · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HH34XBQFBIZS7DJY4LEC4MXYA6}

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	2026-05-18T03:56:34.687126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39f7cb86050a332f8d38e2c82e32f807896a8da9ed773b2c8273233cc54a5c89

Aliases

arxiv: 1205.0380 · arxiv_version: 1205.0380v1 · doi: 10.48550/arxiv.1205.0380 · pith_short_12: HH34XBQFBIZS · pith_short_16: HH34XBQFBIZS7DJY · pith_short_8: HH34XBQF

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/HH34XBQFBIZS7DJY4LEC4MXYA6 \
  | 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: 39f7cb86050a332f8d38e2c82e32f807896a8da9ed773b2c8273233cc54a5c89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeee7a9f13672c082cc16ff698321a352ad33f4de5f38369bfb23e08d2ad20af",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-05-02T11:07:56Z",
    "title_canon_sha256": "d0600e35f4ef67997a09b2214e4ea26710aaa602442295da85b62bb2734c0800"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0380",
    "kind": "arxiv",
    "version": 1
  }
}