Pith Number

pith:4SSZKZNG

pith:2018:4SSZKZNG2XVAOGIKYQTRGFIPIP

not attested not anchored not stored refs pending

Geodesic Sandwich Theorem with an Application

Absos Ali Shaikh, Chandan Kumar Mondal, Ravi P. Agarwal

arxiv:1806.07219 v2 · 2018-06-19 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4SSZKZNG2XVAOGIKYQTRGFIPIP}

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	2026-05-18T00:12:37.706426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4a59565a6d5ea07190ac42713150f43d5df717b610d1ec32d0476f4786682ca

Aliases

arxiv: 1806.07219 · arxiv_version: 1806.07219v2 · doi: 10.48550/arxiv.1806.07219 · pith_short_12: 4SSZKZNG2XVA · pith_short_16: 4SSZKZNG2XVAOGIK · pith_short_8: 4SSZKZNG

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/4SSZKZNG2XVAOGIKYQTRGFIPIP \
  | 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: e4a59565a6d5ea07190ac42713150f43d5df717b610d1ec32d0476f4786682ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e67de80ff5a7ca63d0fc872358db84c708ea8fad925802e5e3a62724106e7eba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-06-19T13:38:38Z",
    "title_canon_sha256": "4809adc64fbf12e71888b753987a76fcf41eb9d1723e5445624c2fc28ae7ac8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.07219",
    "kind": "arxiv",
    "version": 2
  }
}