Pith Number

pith:FS3CMZY2

pith:2014:FS3CMZY2QZH3L3QBPDDLFHLWJY

not attested not anchored not stored refs pending

Lack of ground state for NLS on bridge-type graphs

Enrico Serra, Paolo Tilli, Riccardo Adami

arxiv:1404.6973 v1 · 2014-04-28 · 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{FS3CMZY2QZH3L3QBPDDLFHLWJY}

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	2026-05-18T02:53:05.428714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cb626671a864fb5ee0178c6b29d764e31383a2df701ed8fcaf3300031708f4d

Aliases

arxiv: 1404.6973 · arxiv_version: 1404.6973v1 · doi: 10.48550/arxiv.1404.6973 · pith_short_12: FS3CMZY2QZH3 · pith_short_16: FS3CMZY2QZH3L3QB · pith_short_8: FS3CMZY2

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/FS3CMZY2QZH3L3QBPDDLFHLWJY \
  | 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: 2cb626671a864fb5ee0178c6b29d764e31383a2df701ed8fcaf3300031708f4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b60b505d28df1daaa6cd863597c3e8e8c094bc00b10a908f092550ba495507a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-04-28T13:26:17Z",
    "title_canon_sha256": "4ab4d90e875e9c44cfe554e3ad668d22329fbed4f2479cbbb7bbb2f9c4f68f58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6973",
    "kind": "arxiv",
    "version": 1
  }
}