Pith Number

pith:7XSU6GUI

pith:2014:7XSU6GUISB2BB7MDUGPY2VCQAW

not attested not anchored not stored refs pending

The lifespan of small data solutions to the KP-I

Benjamin Harrop-Griffiths, Daniel Tataru, Mihaela Ifrim

arxiv:1409.4487 v2 · 2014-09-16 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XSU6GUISB2BB7MDUGPY2VCQAW}

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	2026-05-18T01:11:57.932010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fde54f1a88907410fd83a19f8d545005ac89789a3d77666c858ada6622ee3edb

Aliases

arxiv: 1409.4487 · arxiv_version: 1409.4487v2 · doi: 10.48550/arxiv.1409.4487 · pith_short_12: 7XSU6GUISB2B · pith_short_16: 7XSU6GUISB2BB7MD · pith_short_8: 7XSU6GUI

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/7XSU6GUISB2BB7MDUGPY2VCQAW \
  | 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: fde54f1a88907410fd83a19f8d545005ac89789a3d77666c858ada6622ee3edb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b6c75a378b37451b3ff312fcbf6bc14628a9b5284a97f6a8557a9d6f58e4b1b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-09-16T02:34:30Z",
    "title_canon_sha256": "3bf8d59fe2423ccbe0a395c54b8f4aa8f44893e4109ecd9a9506b48c95d16b91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4487",
    "kind": "arxiv",
    "version": 2
  }
}