Pith Number

pith:EK5DRBO5

pith:2017:EK5DRBO5MCTDMM4C7UTUBSZIJG

not attested not anchored not stored refs pending

Results from a Prototype Proton-CT Head Scanner

C.E. Ordo\~nez, G. Coutrakon, H.F.-W. Sadrozinski, K.E. Schubert, M. Pankuch, N.T. Karonis, P. Karbasi, R.P. Johnson, R.W. Schulte, V.A. Bashkirov, V. Giacometti

arxiv:1707.01580 v1 · 2017-07-05 · physics.med-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{EK5DRBO5MCTDMM4C7UTUBSZIJG}

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	2026-05-18T00:31:55.761109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22ba3885dd60a6363382fd2740cb2849895fa653b23acddc3a8f5948167c99dc

Aliases

arxiv: 1707.01580 · arxiv_version: 1707.01580v1 · doi: 10.48550/arxiv.1707.01580 · pith_short_12: EK5DRBO5MCTD · pith_short_16: EK5DRBO5MCTDMM4C · pith_short_8: EK5DRBO5

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/EK5DRBO5MCTDMM4C7UTUBSZIJG \
  | 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: 22ba3885dd60a6363382fd2740cb2849895fa653b23acddc3a8f5948167c99dc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33e85c2432a171ff04b1cb474645557e4244ea12784ab85bc9b5ef03a192361d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2017-07-05T21:08:00Z",
    "title_canon_sha256": "59d79ec6dd530eab08a72e2ec2bdd6ea785cb6703a1281735064f1f071ece800"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.01580",
    "kind": "arxiv",
    "version": 1
  }
}