Pith Number

pith:2JVKHVZV

pith:2010:2JVKHVZVGYGC62DBV6TLHJGC2P

not attested not anchored not stored refs pending

On the interpolation of discontinuous functions

Cristian Tacelli, Giusy Mazzone, Michele Campiti

arxiv:1009.2954 v2 · 2010-09-15 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2JVKHVZVGYGC62DBV6TLHJGC2P}

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	2026-05-18T04:39:58.934311Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d26aa3d735360c2f6861afa6b3a4c2d3e4e6487fda1feb75fa5e328b32070550

Aliases

arxiv: 1009.2954 · arxiv_version: 1009.2954v2 · doi: 10.48550/arxiv.1009.2954 · pith_short_12: 2JVKHVZVGYGC · pith_short_16: 2JVKHVZVGYGC62DB · pith_short_8: 2JVKHVZV

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/2JVKHVZVGYGC62DBV6TLHJGC2P \
  | 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: d26aa3d735360c2f6861afa6b3a4c2d3e4e6487fda1feb75fa5e328b32070550

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "168ce07eb181adf6ac9714be148f079064eab0a243454dc4dd8de0d46afc1299",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2010-09-15T15:28:07Z",
    "title_canon_sha256": "d797c3960488e0ed8a956b974f7a03cbf28b0c5d2bce2ad91f46ceb9170f6e50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2954",
    "kind": "arxiv",
    "version": 2
  }
}