Pith Number

pith:TWFPTJ3T

pith:2019:TWFPTJ3TP7OVNXSRDKJG6UJDEQ

not attested not anchored not stored refs pending

Foliations between crooked planes in 3-dimensional Minkowski space

Dominik Francoeur, Jean-Philippe Burelle

arxiv:1903.01587 v1 · 2019-03-04 · 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{TWFPTJ3TP7OVNXSRDKJG6UJDEQ}

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	2026-05-17T23:52:00.235466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d8af9a7737fdd56de511a926f5123241cc43381659ce63e68c63d1b503814b0

Aliases

arxiv: 1903.01587 · arxiv_version: 1903.01587v1 · doi: 10.48550/arxiv.1903.01587 · pith_short_12: TWFPTJ3TP7OV · pith_short_16: TWFPTJ3TP7OVNXSR · pith_short_8: TWFPTJ3T

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/TWFPTJ3TP7OVNXSRDKJG6UJDEQ \
  | 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: 9d8af9a7737fdd56de511a926f5123241cc43381659ce63e68c63d1b503814b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6fbd971171b78bfcf595ceef7078db2bcd9d7bfd1e3d6fe944c4c60041198bd7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-03-04T23:29:28Z",
    "title_canon_sha256": "9dac542679a4ef1fc5349c6df570f36aca7807540915293356f0340a3a25b6f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.01587",
    "kind": "arxiv",
    "version": 1
  }
}