Pith Number

pith:EXZUOXCX

pith:2020:EXZUOXCX2MDEAOONYQ3ENLQTSR

not attested not anchored not stored refs pending

Two robots moving geodesically on a tree

David Recio-Mitter, Donald M. Davis, Michael Harrison

arxiv:2006.14772 v1 · 2020-06-26 · 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{EXZUOXCX2MDEAOONYQ3ENLQTSR}

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	2026-07-05T04:47:06.096688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25f3475c57d3064039cdc43646ae139477c3f00f5e503f9f5c60fe64668df085

Aliases

arxiv: 2006.14772 · arxiv_version: 2006.14772v1 · doi: 10.48550/arxiv.2006.14772 · pith_short_12: EXZUOXCX2MDE · pith_short_16: EXZUOXCX2MDEAOON · pith_short_8: EXZUOXCX

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/EXZUOXCX2MDEAOONYQ3ENLQTSR \
  | 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: 25f3475c57d3064039cdc43646ae139477c3f00f5e503f9f5c60fe64668df085

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "099bc00f9e624bb51fd499f548a14d5ad90f65538c64d1859c18f319131dfca4",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2020-06-26T03:21:37Z",
    "title_canon_sha256": "ffe12deae81368b13b7aa7756756e3a5e9ea1d59ed525cb8a10f1a080db61832"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.14772",
    "kind": "arxiv",
    "version": 1
  }
}