Pith Number

pith:BB4RDJVN

pith:2017:BB4RDJVN53KKPTNK6YFIILFRZ4

not attested not anchored not stored refs pending

A generalization of Grothendieck's Extension Panach\'ees

Rakesh Pawar

arxiv:1704.04286 v1 · 2017-04-13 · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BB4RDJVN53KKPTNK6YFIILFRZ4}

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	2026-05-18T00:46:21.971176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

087911a6adeed4a7cdaaf60a842cb1cf3a969d3db0a110c0f97449aef391954e

Aliases

arxiv: 1704.04286 · arxiv_version: 1704.04286v1 · doi: 10.48550/arxiv.1704.04286 · pith_short_12: BB4RDJVN53KK · pith_short_16: BB4RDJVN53KKPTNK · pith_short_8: BB4RDJVN

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/BB4RDJVN53KKPTNK6YFIILFRZ4 \
  | 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: 087911a6adeed4a7cdaaf60a842cb1cf3a969d3db0a110c0f97449aef391954e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ddd2b08f8062f85e334ea3780c10ffd197b4a9b10f4bb172a4514b636f430aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CT",
    "submitted_at": "2017-04-13T22:13:50Z",
    "title_canon_sha256": "b4d5bece47f848a9510300a2e6e2445c489f92d6e11811f2a9905d2bf9f17665"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04286",
    "kind": "arxiv",
    "version": 1
  }
}