Pith Number

pith:NHEQISKL

pith:2013:NHEQISKLYESUCEIX722ZUP2W4D

not attested not anchored not stored refs pending

Minimality via second variation for microphase separation of diblock copolymer melts

Giovanni Pisante, Vesa Julin

arxiv:1301.7213 v2 · 2013-01-30 · 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{NHEQISKLYESUCEIX722ZUP2W4D}

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	2026-05-18T03:17:46.652993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

69c904494bc125411117feb59a3f56e0f9569825b0b64ac121fa4115d9d50113

Aliases

arxiv: 1301.7213 · arxiv_version: 1301.7213v2 · doi: 10.48550/arxiv.1301.7213 · pith_short_12: NHEQISKLYESU · pith_short_16: NHEQISKLYESUCEIX · pith_short_8: NHEQISKL

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/NHEQISKLYESUCEIX722ZUP2W4D \
  | 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: 69c904494bc125411117feb59a3f56e0f9569825b0b64ac121fa4115d9d50113

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a777cbc55751f1a782413253a8c359e99c680c9ecce8dd8808a431cd4f7b924",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-01-30T13:03:11Z",
    "title_canon_sha256": "da33c88e7f364bc72ab56396cbac934d3bb6aa515b35e7406eb0ac5635b717f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.7213",
    "kind": "arxiv",
    "version": 2
  }
}