Pith Number

pith:DS4ZWSLM

pith:2016:DS4ZWSLMYQADEGO6KM3PQTTCJ2

not attested not anchored not stored refs pending

On a variational problem related to NLS on Hyperbolic space

Chenjie Fan, Peter Kleinhenz

arxiv:1601.02552 v1 · 2016-01-11 · 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{DS4ZWSLMYQADEGO6KM3PQTTCJ2}

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	2026-05-18T01:23:04.853555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1cb99b496cc4003219de5336f84e624ea8acda5ee1de7f4376413358e1aba08c

Aliases

arxiv: 1601.02552 · arxiv_version: 1601.02552v1 · doi: 10.48550/arxiv.1601.02552 · pith_short_12: DS4ZWSLMYQAD · pith_short_16: DS4ZWSLMYQADEGO6 · pith_short_8: DS4ZWSLM

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/DS4ZWSLMYQADEGO6KM3PQTTCJ2 \
  | 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: 1cb99b496cc4003219de5336f84e624ea8acda5ee1de7f4376413358e1aba08c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87bb53477be4840074fa3f0d76398c2292575d832ce9cbbdefcc4fa64969a6b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2016-01-11T18:36:26Z",
    "title_canon_sha256": "6b376bcfeb9c0d6dc1e970f565fd6c1523cf02feffa10cad1b9062fd3e12831f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02552",
    "kind": "arxiv",
    "version": 1
  }
}