Pith Number

pith:TG2ZUQKC

pith:2015:TG2ZUQKCFMZEGPW3UQIAKCV3ZE

not attested not anchored not stored refs pending

Simulating central forces in the classroom

Juan M. Aguirregabiria

arxiv:1511.06527 v1 · 2015-11-20 · 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{TG2ZUQKCFMZEGPW3UQIAKCV3ZE}

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	2026-05-18T01:26:24.355174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

99b59a41422b32433edba410050abbc9313cd17816a966bbd9bd14cf37475048

Aliases

arxiv: 1511.06527 · arxiv_version: 1511.06527v1 · doi: 10.48550/arxiv.1511.06527 · pith_short_12: TG2ZUQKCFMZE · pith_short_16: TG2ZUQKCFMZEGPW3 · pith_short_8: TG2ZUQKC

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/TG2ZUQKCFMZEGPW3UQIAKCV3ZE \
  | 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: 99b59a41422b32433edba410050abbc9313cd17816a966bbd9bd14cf37475048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f33d04b5ed0f35b15aa8fdfaa319d2ba1924fdf215a6605861e81a31436ec87b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2015-11-20T08:51:56Z",
    "title_canon_sha256": "aab1d45828ecb8981c23b25fe20ffd2ceb4e4fa60f931880af2972a2aadbba6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06527",
    "kind": "arxiv",
    "version": 1
  }
}