Pith Number

pith:NVKISTCF

pith:2012:NVKISTCFS5X4NGWZ3TOX2JFSII

not attested not anchored not stored refs pending

The continuity properties of compact-preserving functions

Artur Bartoszewicz, Marek Bienias, Szymon Glab, Taras Banakh

arxiv:1208.2319 v1 · 2012-08-11 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NVKISTCFS5X4NGWZ3TOX2JFSII}

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	2026-05-18T03:24:54.155424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d54894c45976fc69ad9dcdd7d24b2420a3e67eeb0b131c70c47ba2e4d4ae00e

Aliases

arxiv: 1208.2319 · arxiv_version: 1208.2319v1 · doi: 10.48550/arxiv.1208.2319 · pith_short_12: NVKISTCFS5X4 · pith_short_16: NVKISTCFS5X4NGWZ · pith_short_8: NVKISTCF

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/NVKISTCFS5X4NGWZ3TOX2JFSII \
  | 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: 6d54894c45976fc69ad9dcdd7d24b2420a3e67eeb0b131c70c47ba2e4d4ae00e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1e60aeca1d139562e4207cb63e5ec9e55e2b831ddb6d08f8196f9828c9a257a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2012-08-11T07:50:57Z",
    "title_canon_sha256": "68d136d008b41188e18ffe317667f4829410e7dff5521d7ee3cd7f8d4971c178"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2319",
    "kind": "arxiv",
    "version": 1
  }
}