Pith Number

pith:35WTI3BK

pith:2018:35WTI3BKM2LZL5L2C7ANHKIOH5

not attested not anchored not stored refs pending

A presentation for the symplectic blob algebra

Alison Parker, Paul Martin, Richard Green

arxiv:1808.04206 v1 · 2018-08-10 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{35WTI3BKM2LZL5L2C7ANHKIOH5}

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	2026-05-18T00:08:18.596787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df6d346c2a669795f57a17c0d3a90e3f7e67dde0a8af449d2638753731011085

Aliases

arxiv: 1808.04206 · arxiv_version: 1808.04206v1 · doi: 10.48550/arxiv.1808.04206 · pith_short_12: 35WTI3BKM2LZ · pith_short_16: 35WTI3BKM2LZL5L2 · pith_short_8: 35WTI3BK

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/35WTI3BKM2LZL5L2C7ANHKIOH5 \
  | 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: df6d346c2a669795f57a17c0d3a90e3f7e67dde0a8af449d2638753731011085

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f327c7a668b82de7824d2cdb51d6d9d027466c024ce86d3c8922b886c005bce2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-08-10T17:42:32Z",
    "title_canon_sha256": "b1844fb8751b10ce2367b505fda034f71056a0ede560cff70ea210266e89a045"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04206",
    "kind": "arxiv",
    "version": 1
  }
}