Pith Number

pith:DSEAWQDZ

pith:2014:DSEAWQDZZG3KYOD2OJYSA4DF6M

not attested not anchored not stored refs pending

Uniqueness of the bowl soliton

Robert Haslhofer

arxiv:1408.3145 v1 · 2014-08-13 · 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{DSEAWQDZZG3KYOD2OJYSA4DF6M}

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	2026-05-18T01:35:32.879628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c880b4079c9b6ac387a7271207065f3187d77366386491f6e513cdb330cff49

Aliases

arxiv: 1408.3145 · arxiv_version: 1408.3145v1 · doi: 10.48550/arxiv.1408.3145 · pith_short_12: DSEAWQDZZG3K · pith_short_16: DSEAWQDZZG3KYOD2 · pith_short_8: DSEAWQDZ

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/DSEAWQDZZG3KYOD2OJYSA4DF6M \
  | 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: 1c880b4079c9b6ac387a7271207065f3187d77366386491f6e513cdb330cff49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c74068e04b46dae5a4312eee85b889a6b08143c34ccc5621b0f7548e3d75280d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-08-13T21:04:56Z",
    "title_canon_sha256": "557a07cbcac81b0d8307a407ec5b4bbcd51b4e861b83b816d13020b761ef67e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3145",
    "kind": "arxiv",
    "version": 1
  }
}