Pith Number

pith:F3553SRC

pith:2018:F3553SRCIUU5SWNMZC7TO4M4BC

not attested not anchored not stored refs pending

The lambda invariants at CM points

Hongbo Yin, Peng Yu, Tonghai Yang

arxiv:1810.07381 v1 · 2018-10-17 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F3553SRCIUU5SWNMZC7TO4M4BC}

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	2026-05-18T00:02:56.570478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2efbddca224529d959acc8bf37719c08ac0b5dd3aa7387859c9d5e226261b271

Aliases

arxiv: 1810.07381 · arxiv_version: 1810.07381v1 · doi: 10.48550/arxiv.1810.07381 · pith_short_12: F3553SRCIUU5 · pith_short_16: F3553SRCIUU5SWNM · pith_short_8: F3553SRC

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/F3553SRCIUU5SWNMZC7TO4M4BC \
  | 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: 2efbddca224529d959acc8bf37719c08ac0b5dd3aa7387859c9d5e226261b271

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76681cbfbfba470dc1502ad2e63cfb0c00cbdf506864af16faf1382986f35e11",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-10-17T04:27:50Z",
    "title_canon_sha256": "105930e5b937bc62480943d3647af2f5cc7df3d275f05c746569a313fb4b8056"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07381",
    "kind": "arxiv",
    "version": 1
  }
}