Pith Number

pith:R44DJIZ6

pith:2014:R44DJIZ6GQYZOU5ZPNCFVLMUMA

not attested not anchored not stored refs pending

The pillowcase and traceless representations of knot groups II: a Lagrangian-Floer theory in the pillowcase

Christopher M. Herald, Matthew Hedden, Paul Kirk

arxiv:1501.00028 v1 · 2014-12-30 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R44DJIZ6GQYZOU5ZPNCFVLMUMA}

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	2026-05-18T02:30:14.977054Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f3834a33e34319753b97b445aad94602053c265efedd9dd0b21a91f2d859ce1

Aliases

arxiv: 1501.00028 · arxiv_version: 1501.00028v1 · doi: 10.48550/arxiv.1501.00028 · pith_short_12: R44DJIZ6GQYZ · pith_short_16: R44DJIZ6GQYZOU5Z · pith_short_8: R44DJIZ6

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/R44DJIZ6GQYZOU5ZPNCFVLMUMA \
  | 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: 8f3834a33e34319753b97b445aad94602053c265efedd9dd0b21a91f2d859ce1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b6f48f14b902e9bc00b648be219349fc0258d1b15aded907be1fc12492f5fa9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2014-12-30T21:57:07Z",
    "title_canon_sha256": "6f9519cfec818335ca2e98c6e8a52c50118af208da329705f99161e4378fa6b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00028",
    "kind": "arxiv",
    "version": 1
  }
}