Pith Number

pith:QNWCWW64

pith:2017:QNWCWW64QTV4KKATDRKC2FMARV

not attested not anchored not stored refs pending

A Gromov hyperbolic metric vs the hyperbolic and other related metrics

Manas Ranjan Mohapatra, Swadesh Kumar Sahoo

arxiv:1705.08574 v1 · 2017-05-24 · 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{QNWCWW64QTV4KKATDRKC2FMARV}

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	2026-05-18T00:43:45.692444Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

836c2b5bdc84ebc528131c542d15808d620126583c4d4b546e40da208bad617f

Aliases

arxiv: 1705.08574 · arxiv_version: 1705.08574v1 · doi: 10.48550/arxiv.1705.08574 · pith_short_12: QNWCWW64QTV4 · pith_short_16: QNWCWW64QTV4KKAT · pith_short_8: QNWCWW64

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/QNWCWW64QTV4KKATDRKC2FMARV \
  | 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: 836c2b5bdc84ebc528131c542d15808d620126583c4d4b546e40da208bad617f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9a5c8fb1c2fecf3cc8c19bc9548f5ac7f04189a8287674c903154f270b54759",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2017-05-24T01:14:33Z",
    "title_canon_sha256": "166d028f737971a526c7fdb75d37c6c2b4fc8e449d604ed42ab22b19e93c65dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.08574",
    "kind": "arxiv",
    "version": 1
  }
}