Pith Number

pith:4JZCE2N7

pith:2021:4JZCE2N7ESDSEHBEBMZEAI4LI6

not attested not anchored not stored refs pending

An immersive Open Source environment using Godot

Alessandro de Angelis, Damiano Perri, Federico Frenguelli, Francesca Santucci, Ilaria Cuccaro, Marco Simonetti

arxiv:2111.01974 v1 · 2021-11-03 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4JZCE2N7ESDSEHBEBMZEAI4LI6}

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	2026-07-05T03:28:45.102032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2722269bf2487221c240b3240238b479d9c966c4fe46c44dce830d67704a7b2

Aliases

arxiv: 2111.01974 · arxiv_version: 2111.01974v1 · doi: 10.48550/arxiv.2111.01974 · pith_short_12: 4JZCE2N7ESDS · pith_short_16: 4JZCE2N7ESDSEHBE · pith_short_8: 4JZCE2N7

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/4JZCE2N7ESDSEHBEBMZEAI4LI6 \
  | 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: e2722269bf2487221c240b3240238b479d9c966c4fe46c44dce830d67704a7b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d23aaaf07dab4e8f8fdeb83776dc0440f9882f1927ed71d861670b4087898315",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2021-11-03T01:57:54Z",
    "title_canon_sha256": "53bec2a1923815ba55a3875d59c151003212272f3b0e6ffb76fa923190f3d25a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.01974",
    "kind": "arxiv",
    "version": 1
  }
}