Pith Number

pith:37TFUPN3

pith:2011:37TFUPN3AIUAH6MW7VTUB4BDVC

not attested not anchored not stored refs pending

Revisiting Zeno's paradox: Flying arrows for atom-diatom reactions

A. S. Sanz, C. Sanz-Sanz, O. Roncero, S. Miret-Artes, T. Gonzalez-Lezana

arxiv:1111.1520 v1 · 2011-11-07 · physics.chem-ph · physics.atm-clus · quant-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{37TFUPN3AIUAH6MW7VTUB4BDVC}

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	2026-05-18T04:08:33.184978Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfe65a3dbb022803f996fd6740f023a890d1ff25f271fffe3186fd345d5e01bd

Aliases

arxiv: 1111.1520 · arxiv_version: 1111.1520v1 · doi: 10.48550/arxiv.1111.1520 · pith_short_12: 37TFUPN3AIUA · pith_short_16: 37TFUPN3AIUAH6MW · pith_short_8: 37TFUPN3

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/37TFUPN3AIUAH6MW7VTUB4BDVC \
  | 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: dfe65a3dbb022803f996fd6740f023a890d1ff25f271fffe3186fd345d5e01bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fcdf2b8f28dcded264ec0f68f9336a6258b71e9074f1187f26aabdb2f1b09f3",
    "cross_cats_sorted": [
      "physics.atm-clus",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2011-11-07T09:48:10Z",
    "title_canon_sha256": "f27ab7ffbc50040784f89b159257d9ab664cd01f7ec001c8c5252a30db225a1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1520",
    "kind": "arxiv",
    "version": 1
  }
}