Pith Number

pith:AJB5PCFF

pith:2019:AJB5PCFFAKK6TZXJTID4EZI64A

not attested not anchored not stored refs pending

Bone Material Analogues for PET/MRI Phantoms

Dharshan Chandramohan, Hongyu An, John J. Sunderland, Misung Han, Paul E. Kinahan, Peder E. Z. Larson, Peng Cao, Richard Laforest, Thomas A. Hope

arxiv:1910.11315 v2 · 2019-10-24 · 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{AJB5PCFFAKK6TZXJTID4EZI64A}

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	2026-07-05T00:48:00.205587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0243d788a50295e9e6e99a07c2651ee0265cd2083776b98d6f7cc0b1f0b1cb72

Aliases

arxiv: 1910.11315 · arxiv_version: 1910.11315v2 · doi: 10.48550/arxiv.1910.11315 · pith_short_12: AJB5PCFFAKK6 · pith_short_16: AJB5PCFFAKK6TZXJ · pith_short_8: AJB5PCFF

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/AJB5PCFFAKK6TZXJTID4EZI64A \
  | 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: 0243d788a50295e9e6e99a07c2651ee0265cd2083776b98d6f7cc0b1f0b1cb72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d46b2bc72b8b20da1d2e80ab0aed1c97a04367d3211a4c18b2a0f1c81645c412",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2019-10-24T17:47:02Z",
    "title_canon_sha256": "c8cfd8e8e9da7b374e159a1ed61eb13e4839a585df6fd61ff4a09a70f0d3dfe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.11315",
    "kind": "arxiv",
    "version": 2
  }
}