Pith Number

pith:UGYGALKE

pith:2014:UGYGALKE4SV7QOOQ5S2RQWXDJX

not attested not anchored not stored refs pending

Conversion of cDNA differential display results (DDRT-PCR) into quantitative transcription profiles

B. Koopmann, B. Venkatesh, P. Karlovsky, U. Hettwer

arxiv:1411.0107 v1 · 2014-11-01 · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UGYGALKE4SV7QOOQ5S2RQWXDJX}

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	2026-05-18T02:38:52.524235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1b0602d44e4abf839d0ecb5185ae34de5ad8463265414b87070dbecba865c72

Aliases

arxiv: 1411.0107 · arxiv_version: 1411.0107v1 · doi: 10.48550/arxiv.1411.0107 · pith_short_12: UGYGALKE4SV7 · pith_short_16: UGYGALKE4SV7QOOQ · pith_short_8: UGYGALKE

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/UGYGALKE4SV7QOOQ5S2RQWXDJX \
  | 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: a1b0602d44e4abf839d0ecb5185ae34de5ad8463265414b87070dbecba865c72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe688e74191d6828edb7c6d47370b23a5a4ef1293da1ecc91189661ad6e84be8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2014-11-01T12:04:12Z",
    "title_canon_sha256": "0f733d04d1152ab458bbbc61511c828e6532bd7c2a4dafc149a8bc857a001a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.0107",
    "kind": "arxiv",
    "version": 1
  }
}