Pith Number

pith:SPDT7AOP

pith:2017:SPDT7AOPSKDG4OTECO4JIV7UJR

not attested not anchored not stored refs pending

Dynamics on the space of 2-lattices in 3-space

Oliver Sargent, Uri Shapira

arxiv:1708.04464 v2 · 2017-08-15 · 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{SPDT7AOPSKDG4OTECO4JIV7UJR}

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	2026-05-17T23:53:12.017159Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93c73f81cf92866e3a6413b89457f44c5821e602bf6aa0f98dd0a5375b403a7a

Aliases

arxiv: 1708.04464 · arxiv_version: 1708.04464v2 · doi: 10.48550/arxiv.1708.04464 · pith_short_12: SPDT7AOPSKDG · pith_short_16: SPDT7AOPSKDG4OTE · pith_short_8: SPDT7AOP

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/SPDT7AOPSKDG4OTECO4JIV7UJR \
  | 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: 93c73f81cf92866e3a6413b89457f44c5821e602bf6aa0f98dd0a5375b403a7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e02fffbd8435b954d025adeb66632d15d57d44a3b365be0c88462d68b18d20fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-08-15T11:50:43Z",
    "title_canon_sha256": "9aa4f054c39eed1cdad099095baa620cda9989353181bf8ed82def0156016c85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.04464",
    "kind": "arxiv",
    "version": 2
  }
}