Pith Number

pith:QFDH4QTI

pith:2012:QFDH4QTIYO3ZTLGSVJGTB6WWB3

not attested not anchored not stored refs pending

An intermediate value theorem in ordered Banach spaces

Anna Oleynik, Vadim Kostrykin

arxiv:1203.3068 v1 · 2012-03-14 · 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{QFDH4QTIYO3ZTLGSVJGTB6WWB3}

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	2026-05-18T03:35:26.068151Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81467e4268c3b799acd2aa4d30fad60ecbc44e31312c949011071a5ce4750917

Aliases

arxiv: 1203.3068 · arxiv_version: 1203.3068v1 · doi: 10.48550/arxiv.1203.3068 · pith_short_12: QFDH4QTIYO3Z · pith_short_16: QFDH4QTIYO3ZTLGS · pith_short_8: QFDH4QTI

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/QFDH4QTIYO3ZTLGSVJGTB6WWB3 \
  | 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: 81467e4268c3b799acd2aa4d30fad60ecbc44e31312c949011071a5ce4750917

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c598c97a66aff4906f0334a01c89049c01ed625d00ee48e56e5765c9045e906",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-03-14T12:42:35Z",
    "title_canon_sha256": "17403d8ffe00a615eed3362869e426ec11768ac4a9cebb752b7d916145c901e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3068",
    "kind": "arxiv",
    "version": 1
  }
}