Pith Number

pith:QHENBHIJ

pith:2013:QHENBHIJ3MMQ6JRDXWMF62AK3I

not attested not anchored not stored refs pending

Octahedral norms and convex combination of slices in Banach spaces

Abraham Rueda Zoca, Gin\'es L\'opez-P\'erez, Julio Becerra Guerrero

arxiv:1309.3866 v1 · 2013-09-16 · 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{QHENBHIJ3MMQ6JRDXWMF62AK3I}

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	2026-05-18T03:13:12.073288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81c8d09d09db190f2623bd985f680ada0b9f623275ecd6dc65148c2975fd52ef

Aliases

arxiv: 1309.3866 · arxiv_version: 1309.3866v1 · doi: 10.48550/arxiv.1309.3866 · pith_short_12: QHENBHIJ3MMQ · pith_short_16: QHENBHIJ3MMQ6JRD · pith_short_8: QHENBHIJ

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/QHENBHIJ3MMQ6JRDXWMF62AK3I \
  | 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: 81c8d09d09db190f2623bd985f680ada0b9f623275ecd6dc65148c2975fd52ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d19e65d2fcfe3b12b7ded7a19b5d286f1692bea5ab35ebfb7729b0eb8e6dd7f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2013-09-16T09:06:14Z",
    "title_canon_sha256": "a59cb4d5ec474270108c253efeda1abb22ba960f206f4404d9830e1a67fcb7ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3866",
    "kind": "arxiv",
    "version": 1
  }
}