Pith Number

pith:EIPKPTGY

pith:2014:EIPKPTGYMQZ6K3VP7ROT3TSNT5

not attested not anchored not stored refs pending

Kummer Elements in Cyclic Algebras of Degree 5

Adam Chapman

arxiv:1407.2770 v1 · 2014-07-10 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EIPKPTGYMQZ6K3VP7ROT3TSNT5}

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	2026-05-18T02:47:53.701473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

221ea7ccd86433e56eaffc5d3dce4d9f76b4664d1efa167a197b94fa438cd162

Aliases

arxiv: 1407.2770 · arxiv_version: 1407.2770v1 · doi: 10.48550/arxiv.1407.2770 · pith_short_12: EIPKPTGYMQZ6 · pith_short_16: EIPKPTGYMQZ6K3VP · pith_short_8: EIPKPTGY

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/EIPKPTGYMQZ6K3VP7ROT3TSNT5 \
  | 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: 221ea7ccd86433e56eaffc5d3dce4d9f76b4664d1efa167a197b94fa438cd162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc83daed5d331bfb35fbb2b3458b5c51863a93bc48e6d54996620d1541491d23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-07-10T12:37:11Z",
    "title_canon_sha256": "ac38f4268fb64e5185bd11abc3b4fea8d05fc3fa832ffa0475a7dc5c320e2448"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.2770",
    "kind": "arxiv",
    "version": 1
  }
}