Pith Number

pith:2JOA4FHE

pith:2013:2JOA4FHE2NSZKIXXAIIMIAX5NG

not attested not anchored not stored refs pending

Reduced Dimensionality tailored HN(C)N Pulse Sequences for Efficient Backbone Resonance Assignment of Proteins through Rapid Identification of Sequential HSQC peaks

Dinesh Kumar

arxiv:1305.4715 v1 · 2013-05-21 · physics.bio-ph · q-bio.BM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2JOA4FHE2NSZKIXXAIIMIAX5NG}

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	2026-05-18T01:49:48.505363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d25c0e14e4d3659522f70210c402fd69a0f97a711ab79bdd6d5e2f553c2a53df

Aliases

arxiv: 1305.4715 · arxiv_version: 1305.4715v1 · doi: 10.48550/arxiv.1305.4715 · pith_short_12: 2JOA4FHE2NSZ · pith_short_16: 2JOA4FHE2NSZKIXX · pith_short_8: 2JOA4FHE

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/2JOA4FHE2NSZKIXXAIIMIAX5NG \
  | 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: d25c0e14e4d3659522f70210c402fd69a0f97a711ab79bdd6d5e2f553c2a53df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "177b09cc9a73ac2b04045fa87a3488b23fffc7834b8b6afddaa178f97f7d40ab",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2013-05-21T05:24:11Z",
    "title_canon_sha256": "34d274ef9d087c6f09a7455e7cdd79411e0e65ed35345b7c3cfe9b5792960b3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4715",
    "kind": "arxiv",
    "version": 1
  }
}