Pith Number

pith:52JHQNGW

pith:2016:52JHQNGWCM53QAVBT5KAX6PGFY

not attested not anchored not stored refs pending

The bullet problem with discrete speeds

Annie Raymond, Brittany Dygert, Christoph Kinzel, Erik Slivken, Jennifer Zhu, Matthew Junge

arxiv:1610.00282 v4 · 2016-10-02 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{52JHQNGWCM53QAVBT5KAX6PGFY}

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	2026-05-18T00:14:41.421881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee927834d6133bb802a19f540bf9e62e2058e4e35d9baf14b3425e93fed6adc9

Aliases

arxiv: 1610.00282 · arxiv_version: 1610.00282v4 · doi: 10.48550/arxiv.1610.00282 · pith_short_12: 52JHQNGWCM53 · pith_short_16: 52JHQNGWCM53QAVB · pith_short_8: 52JHQNGW

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/52JHQNGWCM53QAVBT5KAX6PGFY \
  | 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: ee927834d6133bb802a19f540bf9e62e2058e4e35d9baf14b3425e93fed6adc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f74cb1568456d426424dc1c3befdad38b4a6fb9b1d6de3d68b4183772c707224",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2016-10-02T13:53:48Z",
    "title_canon_sha256": "f824062f9126ba268104eb5035bbcd28109f7a97ec0f47c38e18f6c2ee0c8f30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.00282",
    "kind": "arxiv",
    "version": 4
  }
}