Pith Number

pith:PFG2BPMC

pith:2015:PFG2BPMC5GRFLHPBGF4AIJE4PF

not attested not anchored not stored refs pending

A remark about weak fillings

Pierre Py

arxiv:1506.06652 v2 · 2015-06-22 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFG2BPMC5GRFLHPBGF4AIJE4PF}

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	2026-05-18T00:32:45.014189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

794da0bd82e9a2559de1317804249c7967b4714895ba43b900cf002ac7a6253e

Aliases

arxiv: 1506.06652 · arxiv_version: 1506.06652v2 · doi: 10.48550/arxiv.1506.06652 · pith_short_12: PFG2BPMC5GRF · pith_short_16: PFG2BPMC5GRFLHPB · pith_short_8: PFG2BPMC

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/PFG2BPMC5GRFLHPBGF4AIJE4PF \
  | 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: 794da0bd82e9a2559de1317804249c7967b4714895ba43b900cf002ac7a6253e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a304aa250b2290ef890377240d511466e75777729f6dad03d4d7a4e917d0c98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2015-06-22T15:35:25Z",
    "title_canon_sha256": "5853464d7cdbfff366dafbed8088d23597330c95a705d95c2ae2cb79159d1ab3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06652",
    "kind": "arxiv",
    "version": 2
  }
}