Pith Number

pith:QG4DTNMQ

pith:2015:QG4DTNMQGDIUYWVMC2QRS3Q3FB

not attested not anchored not stored refs pending

Boundary Behavior of the Bergman Metric

J. E. Forn{\ae}ss, Klas Diederich

arxiv:1504.02950 v2 · 2015-04-12 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QG4DTNMQGDIUYWVMC2QRS3Q3FB}

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	2026-05-18T02:18:13.229988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b839b59030d14c5aac16a1196e1b28531164b75999513bd625b8804d2ceb09

Aliases

arxiv: 1504.02950 · arxiv_version: 1504.02950v2 · doi: 10.48550/arxiv.1504.02950 · pith_short_12: QG4DTNMQGDIU · pith_short_16: QG4DTNMQGDIUYWVM · pith_short_8: QG4DTNMQ

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/QG4DTNMQGDIUYWVMC2QRS3Q3FB \
  | 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: 81b839b59030d14c5aac16a1196e1b28531164b75999513bd625b8804d2ceb09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23289b5c16c58c0d2b7830170cafbcfa4bab09888751793ac4ad87bb53cde160",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2015-04-12T10:10:04Z",
    "title_canon_sha256": "c58a10fe8c002bc34afd2b3706f7f59f4bad8cdc25b9448c9394f5c3cb434203"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02950",
    "kind": "arxiv",
    "version": 2
  }
}