Pith Number

pith:XUAY5O27

pith:2017:XUAY5O27J6UJCAAETMMZZPR2WE

not attested not anchored not stored refs pending

Cartan Prolongation of a Family of Curves Acquiring a Node

Gary Kennedy, Susan Jane Colley

arxiv:1710.02863 v2 · 2017-10-08 · 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{XUAY5O27J6UJCAAETMMZZPR2WE}

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	2026-05-18T00:19:03.380434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd018ebb5f4fa89100049b199cbe3ab124cadb28d298fbfcda49a6d1b96be690

Aliases

arxiv: 1710.02863 · arxiv_version: 1710.02863v2 · doi: 10.48550/arxiv.1710.02863 · pith_short_12: XUAY5O27J6UJ · pith_short_16: XUAY5O27J6UJCAAE · pith_short_8: XUAY5O27

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/XUAY5O27J6UJCAAETMMZZPR2WE \
  | 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: bd018ebb5f4fa89100049b199cbe3ab124cadb28d298fbfcda49a6d1b96be690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18b9ccb149fba65b6d7f050a18719e3164e86d2ac64c391ce777451573758633",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2017-10-08T17:52:48Z",
    "title_canon_sha256": "83a31119a90eb2b0b579c3b21ed374c2364c7cbd1107eabb33dabb17d00fa456"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.02863",
    "kind": "arxiv",
    "version": 2
  }
}