Pith Number

pith:ZC6ADMXN

pith:2014:ZC6ADMXN7HQ3CHQKTSSHAPGNLC

not attested not anchored not stored refs pending

A note on the relation between joint and differential invariants

David Bl\'azquez-Sanz, Juan Sebasti\'an D\'iaz Arboleda

arxiv:1410.7878 v1 · 2014-10-29 · 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{ZC6ADMXN7HQ3CHQKTSSHAPGNLC}

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	2026-05-18T02:39:07.987975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8bc01b2edf9e1b11e0a9ca4703ccd589589c2b1aa83e47d30ae1ab84c818971

Aliases

arxiv: 1410.7878 · arxiv_version: 1410.7878v1 · doi: 10.48550/arxiv.1410.7878 · pith_short_12: ZC6ADMXN7HQ3 · pith_short_16: ZC6ADMXN7HQ3CHQK · pith_short_8: ZC6ADMXN

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/ZC6ADMXN7HQ3CHQKTSSHAPGNLC \
  | 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: c8bc01b2edf9e1b11e0a9ca4703ccd589589c2b1aa83e47d30ae1ab84c818971

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b27073ff631fe7e9c3d78fb79c538aa9ed4867361b67fdd02e1c1d88a17f4a8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-10-29T05:31:46Z",
    "title_canon_sha256": "cf8b2622860842e6b8db03a1acf7bf337fbe150ac16009838d6499670a190118"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.7878",
    "kind": "arxiv",
    "version": 1
  }
}