Pith Number

pith:4AQMZNKM

pith:2011:4AQMZNKMGMHG3Q37XOCI45ZXPL

not attested not anchored not stored refs pending

Are we teaching students to think like scientists?

J. Christopher Moore, Louis J. Rubbo

arxiv:1101.1090 v1 · 2011-01-05 · physics.ed-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AQMZNKMGMHG3Q37XOCI45ZXPL}

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	2026-05-18T04:32:00.512669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e020ccb54c330e6dc37fbb848e77377af5554e8c8a5cbf9ebd8d5839269b5a1c

Aliases

arxiv: 1101.1090 · arxiv_version: 1101.1090v1 · doi: 10.48550/arxiv.1101.1090 · pith_short_12: 4AQMZNKMGMHG · pith_short_16: 4AQMZNKMGMHG3Q37 · pith_short_8: 4AQMZNKM

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/4AQMZNKMGMHG3Q37XOCI45ZXPL \
  | 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: e020ccb54c330e6dc37fbb848e77377af5554e8c8a5cbf9ebd8d5839269b5a1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39f31617e2146383ed4d7bc869f9ec2d4216506ad33a57f9d037cf46bf7d9f1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2011-01-05T21:01:09Z",
    "title_canon_sha256": "fcec34ec2a5575284cd8a4322b3bf8cf0f9c93ec27ffa3fe5a052327809daceb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.1090",
    "kind": "arxiv",
    "version": 1
  }
}