Pith Number

pith:SFBFUQPI

pith:2013:SFBFUQPIIQUNAKLOS2CX7RJ4BV

not attested not anchored not stored refs pending

Gaps between logs

Andreas Str\"ombergsson, Jens Marklof

arxiv:1301.1126 v1 · 2013-01-07 · 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{SFBFUQPIIQUNAKLOS2CX7RJ4BV}

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	2026-05-18T01:33:59.143191Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91425a41e84428d0296e96857fc53c0d78be3fbdd12e180303f592c976035f94

Aliases

arxiv: 1301.1126 · arxiv_version: 1301.1126v1 · doi: 10.48550/arxiv.1301.1126 · pith_short_12: SFBFUQPIIQUN · pith_short_16: SFBFUQPIIQUNAKLO · pith_short_8: SFBFUQPI

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/SFBFUQPIIQUNAKLOS2CX7RJ4BV \
  | 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: 91425a41e84428d0296e96857fc53c0d78be3fbdd12e180303f592c976035f94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53ec382c52408915c7463a17b8452290fd2768a6f28fa0412e601bcd6d6a0120",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2013-01-07T08:30:19Z",
    "title_canon_sha256": "cd57e9e07946006557e60085893e3b0abd5d9fe42f9e28c6effdb40960c6496a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1126",
    "kind": "arxiv",
    "version": 1
  }
}