Pith Number

pith:Q6JOJLEY

pith:2018:Q6JOJLEYJ5OW55J5LSKSW5NFTO

not attested not anchored not stored refs pending

Whitham Deformations and the Space of Harmonic Tori in $\mathbb{S}^3$

Emma Carberry, Ross Ogilvie

arxiv:1802.04950 v1 · 2018-02-14 · 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{Q6JOJLEYJ5OW55J5LSKSW5NFTO}

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	2026-05-17T23:39:33.426079Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8792e4ac984f5d6ef53d5c952b75a59baadebaa1a28c3743fad87c933c9aa31c

Aliases

arxiv: 1802.04950 · arxiv_version: 1802.04950v1 · doi: 10.48550/arxiv.1802.04950 · pith_short_12: Q6JOJLEYJ5OW · pith_short_16: Q6JOJLEYJ5OW55J5 · pith_short_8: Q6JOJLEY

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/Q6JOJLEYJ5OW55J5LSKSW5NFTO \
  | 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: 8792e4ac984f5d6ef53d5c952b75a59baadebaa1a28c3743fad87c933c9aa31c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f53b4a8ccbc7d01643b89d48b9d8fb3dad173763e81db703d5948502b59ccc46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-02-14T04:28:09Z",
    "title_canon_sha256": "bbe948459fc578b611f4a6866438a71067d83a832e1c04cc651eb69607e285c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04950",
    "kind": "arxiv",
    "version": 1
  }
}