Pith Number

pith:KJMCNVXF

pith:2023:KJMCNVXFZGB7QBAPGIOAMSDRPP

not attested not anchored not stored refs pending

Group actions on injective spaces and Helly graphs

Thomas Haettel

arxiv:2307.00414 v2 · 2023-07-01 · math.GR · math.GT · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KJMCNVXFZGB7QBAPGIOAMSDRPP}

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.

Cited by

1 paper in Pith

New tools in hierarchical hyperbolicity: A survey

Receipt and verification

First computed	2026-07-05T06:47:24.478764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

525826d6e5c983f8040f321c0648717bc9625f9f4eb27ec400bb52220a541aa0

Aliases

arxiv: 2307.00414 · arxiv_version: 2307.00414v2 · doi: 10.48550/arxiv.2307.00414 · pith_short_12: KJMCNVXFZGB7 · pith_short_16: KJMCNVXFZGB7QBAP · pith_short_8: KJMCNVXF

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/KJMCNVXFZGB7QBAPGIOAMSDRPP \
  | 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: 525826d6e5c983f8040f321c0648717bc9625f9f4eb27ec400bb52220a541aa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c88563e4011ef3a2f92f19a4a1d8805e7296dabedaa8dcde2f7ac73d57aa5bb1",
    "cross_cats_sorted": [
      "math.GT",
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2023-07-01T19:27:09Z",
    "title_canon_sha256": "51e4c4b19e34c582c920b88fe5c24e8452af07f1dc70bd380eb267f8d3c094cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2307.00414",
    "kind": "arxiv",
    "version": 2
  }
}