Pith Number

pith:5VRYEGWW

pith:2012:5VRYEGWWMUTXXAPM5SLVLC3XVB

not attested not anchored not stored refs pending

Interpolation, embeddings and traces of anisotropic fractional Sobolev spaces with temporal weights

Martin Meyries, Roland Schnaubelt

arxiv:1202.3870 v1 · 2012-02-17 · 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{5VRYEGWWMUTXXAPM5SLVLC3XVB}

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	2026-05-18T04:02:02.601185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed63821ad665277b81ecec97558b77a8577fb7ba442d508397ca6ae09174ab2e

Aliases

arxiv: 1202.3870 · arxiv_version: 1202.3870v1 · doi: 10.48550/arxiv.1202.3870 · pith_short_12: 5VRYEGWWMUTX · pith_short_16: 5VRYEGWWMUTXXAPM · pith_short_8: 5VRYEGWW

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/5VRYEGWWMUTXXAPM5SLVLC3XVB \
  | 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: ed63821ad665277b81ecec97558b77a8577fb7ba442d508397ca6ae09174ab2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a2e0cbb7681a35f4ac1d7d01eee49a3b7879f6e127540cf987d6362df2fdc5d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-02-17T10:42:09Z",
    "title_canon_sha256": "f480c8a2e17b91a896fdeee3dd6d4f703f292e7cd7988eab058f0b3334d25dce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3870",
    "kind": "arxiv",
    "version": 1
  }
}