Pith Number

pith:3TNJG5JT

pith:2019:3TNJG5JTKMJWUT5MYRKDBEYJ2Y

not attested not anchored not stored refs pending

Indacenodithiophene homopolymers via direct arylation: direct polycondensation versus polymer analogous reaction pathways

Alberto D. Scaccabarozzi, Anna Illy, Desiree Adamczak, Hartmut Komber, Mario Caironi, Michael Sommer

arxiv:1912.02657 v1 · 2019-12-05 · physics.app-ph · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3TNJG5JTKMJWUT5MYRKDBEYJ2Y}

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	2026-07-05T00:24:28.811122Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcda93753353136a4facc454309309d634d34bd7727a542b150de7ec01ae6692

Aliases

arxiv: 1912.02657 · arxiv_version: 1912.02657v1 · doi: 10.48550/arxiv.1912.02657 · pith_short_12: 3TNJG5JTKMJW · pith_short_16: 3TNJG5JTKMJWUT5M · pith_short_8: 3TNJG5JT

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/3TNJG5JTKMJWUT5MYRKDBEYJ2Y \
  | 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: dcda93753353136a4facc454309309d634d34bd7727a542b150de7ec01ae6692

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59538221e054b7dab1993b5d48173f3e8677147b203a71df61e653a83a93e413",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-12-05T15:42:40Z",
    "title_canon_sha256": "f7e32a27cbd470c32e4f20f7f23953420742c97625dac04280154b2596e79a75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.02657",
    "kind": "arxiv",
    "version": 1
  }
}