Pith Number

pith:ICQ6GGDO

pith:2014:ICQ6GGDOHSHV6W7IRTZU6GDYYG

not attested not anchored not stored refs pending

Some remarks on the visual angle metric

Gendi Wang, Matti Vuorinen, Parisa Hariri

arxiv:1410.5943 v2 · 2014-10-22 · 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{ICQ6GGDOHSHV6W7IRTZU6GDYYG}

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	2026-05-18T00:25:06.067356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40a1e3186e3c8f5f5be88cf34f1878c185a2a22feb394afc06c03aa81f34c22e

Aliases

arxiv: 1410.5943 · arxiv_version: 1410.5943v2 · doi: 10.48550/arxiv.1410.5943 · pith_short_12: ICQ6GGDOHSHV · pith_short_16: ICQ6GGDOHSHV6W7I · pith_short_8: ICQ6GGDO

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/ICQ6GGDOHSHV6W7IRTZU6GDYYG \
  | 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: 40a1e3186e3c8f5f5be88cf34f1878c185a2a22feb394afc06c03aa81f34c22e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "addcb7a459cdf62a961870b89c53aa228f87167eae20513d35f177507d9c2f71",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-10-22T08:41:16Z",
    "title_canon_sha256": "4d445dc93b9325ba47a669669c0c3dc14147d1cc04557be2c87090b0bb1c52a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.5943",
    "kind": "arxiv",
    "version": 2
  }
}