Pith Number

pith:QLI5CGA3

pith:2017:QLI5CGA32MM3ZNQVSXENMNJT67

not attested not anchored not stored refs pending

On the determination of the Singer transfer

Nguyen Sum

arxiv:1710.07895 v4 · 2017-10-22 · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLI5CGA32MM3ZNQVSXENMNJT67}

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.

Cited by

1 paper in Pith

An application of the hit problem to the algebraic transfer

Receipt and verification

First computed	2026-07-05T11:49:42.256217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82d1d1181bd319bcb61595c8d63533f7dbcee80c838c505a7896c0d6c88e6a82

Aliases

arxiv: 1710.07895 · arxiv_version: 1710.07895v4 · doi: 10.48550/arxiv.1710.07895 · pith_short_12: QLI5CGA32MM3 · pith_short_16: QLI5CGA32MM3ZNQV · pith_short_8: QLI5CGA3

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/QLI5CGA32MM3ZNQVSXENMNJT67 \
  | 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: 82d1d1181bd319bcb61595c8d63533f7dbcee80c838c505a7896c0d6c88e6a82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd4ced7026f9287f6922705632ef17b6843ca8163033683a82d634d46351a9fa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2017-10-22T06:36:58Z",
    "title_canon_sha256": "ba50afcaf117073a9c979ac33524748759afc822ea92564982254c36adf37033"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.07895",
    "kind": "arxiv",
    "version": 4
  }
}