Pith Number

pith:NDMI2BVD

pith:2014:NDMI2BVDJOXEC6KGJFMWYZOXOO

not attested not anchored not stored refs pending

Mapping a knot by a continuous map

Kouki Taniyama

arxiv:1409.0399 v1 · 2014-09-01 · math.GT · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NDMI2BVDJOXEC6KGJFMWYZOXOO}

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	2026-05-18T02:43:44.815876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68d88d06a34bae41794649596c65d77383e00f5430f46548a135bec29506a56d

Aliases

arxiv: 1409.0399 · arxiv_version: 1409.0399v1 · doi: 10.48550/arxiv.1409.0399 · pith_short_12: NDMI2BVDJOXE · pith_short_16: NDMI2BVDJOXEC6KG · pith_short_8: NDMI2BVD

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/NDMI2BVDJOXEC6KGJFMWYZOXOO \
  | 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: 68d88d06a34bae41794649596c65d77383e00f5430f46548a135bec29506a56d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d4eb6b2be38dc957c85ec14681d1d88cf007eb129d3d7af42a7c436fc85b82d",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-09-01T13:02:52Z",
    "title_canon_sha256": "94a3b0898eb90a1b77475e868aefd7f54b4d1b7333ac2c7fd78525fed1a9072a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.0399",
    "kind": "arxiv",
    "version": 1
  }
}