Pith Number

pith:JZAMAZC3

pith:2015:JZAMAZC3FS6ZEDMQ4VEQJHHC7D

not attested not anchored not stored refs pending

Fast Optimal Transport Averaging of Neuroimaging Data

Alexandre Gramfort, Gabriel Peyr\'e, Marco Cuturi

arxiv:1503.08596 v2 · 2015-03-30 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JZAMAZC3FS6ZEDMQ4VEQJHHC7D}

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	2026-05-18T02:19:07.663620Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e40c0645b2cbd920d90e549049ce2f8fa2be7d049e2479f3e62dd5d2782e51b

Aliases

arxiv: 1503.08596 · arxiv_version: 1503.08596v2 · doi: 10.48550/arxiv.1503.08596 · pith_short_12: JZAMAZC3FS6Z · pith_short_16: JZAMAZC3FS6ZEDMQ · pith_short_8: JZAMAZC3

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/JZAMAZC3FS6ZEDMQ4VEQJHHC7D \
  | 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: 4e40c0645b2cbd920d90e549049ce2f8fa2be7d049e2479f3e62dd5d2782e51b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b64dbf1692e44a7f59287e95d80cb831dbe84208d6900c8b69b46627701bfa98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-03-30T08:48:08Z",
    "title_canon_sha256": "6f4a851c5d3604ca173cdb5994ddec9d6a0dd3b71ec93a1396d65b6fdea99290"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08596",
    "kind": "arxiv",
    "version": 2
  }
}