Pith Number

pith:3DQF5WCT

pith:2017:3DQF5WCTCLXK3PBPQVZOORQR4B

not attested not anchored not stored refs pending

BARCHAN: Blob Alignment for Robust CHromatographic ANalysis

Camille Couprie, Laurent Duval, Maxime Moreaud, M\'elinda Tebib, Sophie H\'enon, Vincent Souchon

arxiv:1702.07942 v1 · 2017-02-25 · cs.CV · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3DQF5WCTCLXK3PBPQVZOORQR4B}

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	2026-05-18T00:49:56.621377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8e05ed85312eeadbc2f8572e74611e0739d99c45a536acd1af409fe556bc684

Aliases

arxiv: 1702.07942 · arxiv_version: 1702.07942v1 · doi: 10.48550/arxiv.1702.07942 · pith_short_12: 3DQF5WCTCLXK · pith_short_16: 3DQF5WCTCLXK3PBP · pith_short_8: 3DQF5WCT

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/3DQF5WCTCLXK3PBPQVZOORQR4B \
  | 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: d8e05ed85312eeadbc2f8572e74611e0739d99c45a536acd1af409fe556bc684

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15fd46bb1dd094a045fd6dc5bf45cdc4018af3633b49259ca8f1f9598e324fec",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-02-25T19:59:39Z",
    "title_canon_sha256": "5543083ce15615393e0fd71c69c58cdc957f6d2cdca190263ecf85bd8e255354"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07942",
    "kind": "arxiv",
    "version": 1
  }
}