Pith Number

pith:ESVOD3DZ

pith:2011:ESVOD3DZEVCBFIN67DKZORDNAH

not attested not anchored not stored refs pending

Promoting scientific thinking with robots

Dorit Assaf, Emanuel Benker, Juan Pablo Carbajal

arxiv:1108.4440 v1 · 2011-08-22 · physics.ed-ph · cs.AI · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ESVOD3DZEVCBFIN67DKZORDNAH}

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	2026-05-18T03:55:24.829384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24aae1ec79254412a1bef8d597446d01c1857206a22bfa7ac30a4d98271ef820

Aliases

arxiv: 1108.4440 · arxiv_version: 1108.4440v1 · doi: 10.48550/arxiv.1108.4440 · pith_short_12: ESVOD3DZEVCB · pith_short_16: ESVOD3DZEVCBFIN6 · pith_short_8: ESVOD3DZ

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/ESVOD3DZEVCBFIN67DKZORDNAH \
  | 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: 24aae1ec79254412a1bef8d597446d01c1857206a22bfa7ac30a4d98271ef820

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bda720a80443c0378b8a439abbba0a3ae2c807ddc5a389371eb8bd232ff96691",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.RO"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2011-08-22T21:03:32Z",
    "title_canon_sha256": "be9c2e2140e4811e3daa6a676a6549b7fe5743571b1cdc6f616e05793218fdd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4440",
    "kind": "arxiv",
    "version": 1
  }
}