Pith Number

pith:HN26MESN

pith:2017:HN26MESNJ2XSB2MMAPXT6FPNEO

not attested not anchored not stored refs pending

Non-euclidean virtual reality I: explorations of $\mathbb{H}^3$

Andrea Hawksley, Elisabetta A. Matsumoto, Henry Segerman, Vi Hart

arxiv:1702.04004 v1 · 2017-02-13 · math.HO · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HN26MESNJ2XSB2MMAPXT6FPNEO}

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	2026-05-18T00:50:49.299516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b75e6124d4eaf20e98c03ef3f15ed238ab13d0e7035d649a581b6bf29531f51

Aliases

arxiv: 1702.04004 · arxiv_version: 1702.04004v1 · doi: 10.48550/arxiv.1702.04004 · pith_short_12: HN26MESNJ2XS · pith_short_16: HN26MESNJ2XSB2MM · pith_short_8: HN26MESN

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/HN26MESNJ2XSB2MMAPXT6FPNEO \
  | 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: 3b75e6124d4eaf20e98c03ef3f15ed238ab13d0e7035d649a581b6bf29531f51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3aaa8cbf7da537bc5ee9ea7ec9c600201bc84df27b7684c6790ba15a89a72ee",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2017-02-13T22:48:03Z",
    "title_canon_sha256": "88f21192f53aebd06a9f45fa845ecc161b13eb37b17c27eb2017a080efcc9cba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.04004",
    "kind": "arxiv",
    "version": 1
  }
}