Pith Number

pith:3W7C3DO4

pith:2016:3W7C3DO42LOG7EWROO5I7TP3VU

not attested not anchored not stored refs pending

Boundary behavior of the quasi-hyperbolic metric

Nikolai Nikolov, Pascal J. Thomas

arxiv:1601.04171 v2 · 2016-01-16 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3W7C3DO42LOG7EWROO5I7TP3VU}

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	2026-05-18T00:08:24.141697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddbe2d8ddcd2dc6f92d173ba8fcdfbad0a25241346734ed150654d5cf0404e28

Aliases

arxiv: 1601.04171 · arxiv_version: 1601.04171v2 · doi: 10.48550/arxiv.1601.04171 · pith_short_12: 3W7C3DO42LOG · pith_short_16: 3W7C3DO42LOG7EWR · pith_short_8: 3W7C3DO4

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/3W7C3DO42LOG7EWROO5I7TP3VU \
  | 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: ddbe2d8ddcd2dc6f92d173ba8fcdfbad0a25241346734ed150654d5cf0404e28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed887df1d411456e3dd645e4dca31e2dcc1897466281f5c468359d4845f1f2b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2016-01-16T14:57:22Z",
    "title_canon_sha256": "55be6ca23694ec077889dff4a2dedeeb172ab9c5d6fcbb60326507f27dc99783"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.04171",
    "kind": "arxiv",
    "version": 2
  }
}