Pith Number

pith:D6MMZ2IF

pith:2016:D6MMZ2IF7DFNIDJ5RJIE3WCMHP

not attested not anchored not stored refs pending

Protocol for an Observational Study on the Effects of Playing High School Football on Later Life Cognitive Functioning and Mental Health

Amanda R. Rabinowitz, Andrew Tabatabaei, Carol L. Roan, Christina L. Master, Dylan S. Small, Jason H. Karlawish, John Whyte, Michael Baiocchi, Raiden B. Hasegawa, Sameer K. Deshpande

arxiv:1607.01756 v1 · 2016-07-06 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D6MMZ2IF7DFNIDJ5RJIE3WCMHP}

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	2026-05-18T01:11:25.562156Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f98cce905f8cad40d3d8a504dd84c3bcf23d2523fee023306be1a55d80b4aa6

Aliases

arxiv: 1607.01756 · arxiv_version: 1607.01756v1 · doi: 10.48550/arxiv.1607.01756 · pith_short_12: D6MMZ2IF7DFN · pith_short_16: D6MMZ2IF7DFNIDJ5 · pith_short_8: D6MMZ2IF

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/D6MMZ2IF7DFNIDJ5RJIE3WCMHP \
  | 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: 1f98cce905f8cad40d3d8a504dd84c3bcf23d2523fee023306be1a55d80b4aa6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4c9b5c2b6d7b7f2bf2c73738c6b7b2d32464d1be2e7563e98d9bd8c3b5490d4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2016-07-06T19:37:18Z",
    "title_canon_sha256": "b23a203470e6ad6776a71578b95214fa837266686f358a3b7948e93185cce596"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.01756",
    "kind": "arxiv",
    "version": 1
  }
}