Pith Number

pith:P74FOR7M

pith:2010:P74FOR7M7WY2OHRSMYCBZ5XMXW

not attested not anchored not stored refs pending

DNA-psoralen: single-molecule experiments and first principles calculations

A. D. L\'ucio, M. S. Rocha, O. N. Mesquita, R. W. Nunes, S. S. Alexandre

arxiv:1009.0690 v1 · 2010-09-03 · physics.bio-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{P74FOR7M7WY2OHRSMYCBZ5XMXW}

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	2026-05-18T04:41:25.649412Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ff85747ecfdb1a71e3266041cf6ecbd8fa3679f5b6dd9ef1afc9a339d802d03

Aliases

arxiv: 1009.0690 · arxiv_version: 1009.0690v1 · doi: 10.48550/arxiv.1009.0690 · pith_short_12: P74FOR7M7WY2 · pith_short_16: P74FOR7M7WY2OHRS · pith_short_8: P74FOR7M

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/P74FOR7M7WY2OHRSMYCBZ5XMXW \
  | 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: 7ff85747ecfdb1a71e3266041cf6ecbd8fa3679f5b6dd9ef1afc9a339d802d03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8dc8aad2eb99a01950cdfca673255679b73abf10dab23e34dfb65f0c4227821b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2010-09-03T14:56:45Z",
    "title_canon_sha256": "b6df7f2b9f70dca8cae86bb1a35a251dc09424760919400bb27cb1bc996d08b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0690",
    "kind": "arxiv",
    "version": 1
  }
}