Pith Number

pith:HEUFD5FK

pith:2014:HEUFD5FK7HHLVJ6XJX7LP2EH26

not attested not anchored not stored refs pending

More convex functions by Artin`s method

Martin Himmel

arxiv:1408.6715 v1 · 2014-08-23 · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HEUFD5FK7HHLVJ6XJX7LP2EH26}

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	2026-05-18T02:44:01.003115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

392851f4aaf9cebaa7d74dfeb7e887d7a0599b55252aee711a00ae17d3dad98d

Aliases

arxiv: 1408.6715 · arxiv_version: 1408.6715v1 · doi: 10.48550/arxiv.1408.6715 · pith_short_12: HEUFD5FK7HHL · pith_short_16: HEUFD5FK7HHLVJ6X · pith_short_8: HEUFD5FK

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/HEUFD5FK7HHLVJ6XJX7LP2EH26 \
  | 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: 392851f4aaf9cebaa7d74dfeb7e887d7a0599b55252aee711a00ae17d3dad98d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "814a7643ca0be38c92e8f67ac44984c70244f583de0022487e4adf0afb76d9dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-08-23T21:29:54Z",
    "title_canon_sha256": "58e538536d558ae2ef1727300cf43a22b61b39a88a4414e4c89da3ddd8966c4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.6715",
    "kind": "arxiv",
    "version": 1
  }
}