Pith Number

pith:XLKE4DEU

pith:2013:XLKE4DEUEJLFA6PLP4VFKYG62I

not attested not anchored not stored refs pending

An Equational Metalogic for Monadic Equational Systems

Marcelo Fiore

arxiv:1309.4821 v1 · 2013-09-18 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XLKE4DEUEJLFA6PLP4VFKYG62I}

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	2026-05-18T03:12:57.232904Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bad44e0c9422565079eb7f2a5560ded2142a240a84adc6097f1ef13f480e7047

Aliases

arxiv: 1309.4821 · arxiv_version: 1309.4821v1 · doi: 10.48550/arxiv.1309.4821 · pith_short_12: XLKE4DEUEJLF · pith_short_16: XLKE4DEUEJLFA6PL · pith_short_8: XLKE4DEU

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/XLKE4DEUEJLFA6PLP4VFKYG62I \
  | 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: bad44e0c9422565079eb7f2a5560ded2142a240a84adc6097f1ef13f480e7047

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b932690e6daa3791ffdf91b08256a47ba88d4d2323bb9af35a0f6ab5d1c37d9f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2013-09-18T23:26:31Z",
    "title_canon_sha256": "0e30de71c6e20828d886d2c85e5e9b7ff0ede3827c6edfac5b63d928bb5ff61f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.4821",
    "kind": "arxiv",
    "version": 1
  }
}