Pith Number

pith:EP2VWUTS

pith:2011:EP2VWUTSCVSABAHHAL3HCUNZ5P

not attested not anchored not stored refs pending

The $h$-principle and the equations of fluid dynamics

Camillo De Lellis, L\'aszl\'o Sz\'ekelyhidi Jr

arxiv:1111.2700 v1 · 2011-11-11 · math.AP · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EP2VWUTSCVSABAHHAL3HCUNZ5P}

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	2026-05-18T04:08:32.948225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23f55b527215640080e702f67151b9ebc76a9504e64e48e4575838efd9eec867

Aliases

arxiv: 1111.2700 · arxiv_version: 1111.2700v1 · doi: 10.48550/arxiv.1111.2700 · pith_short_12: EP2VWUTSCVSA · pith_short_16: EP2VWUTSCVSABAHH · pith_short_8: EP2VWUTS

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/EP2VWUTSCVSABAHHAL3HCUNZ5P \
  | 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: 23f55b527215640080e702f67151b9ebc76a9504e64e48e4575838efd9eec867

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1976d4aae2a11f91688b61b908d1f63fc60f671953561b14201aced23ba5c557",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-11-11T10:22:03Z",
    "title_canon_sha256": "84cadd1b4f9049940c3ea86e90cca3d79d7155e887c52e8f552214e6e94270b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.2700",
    "kind": "arxiv",
    "version": 1
  }
}