Pith Number

pith:XDOYP6HK

pith:2014:XDOYP6HK7CZVKWPTYHKREYRAG3

not attested not anchored not stored refs pending

Are there Unfoldable Proteins in Dimension Three?

Folkert Tangerman, Rinni Bhansali

arxiv:1409.3397 v1 · 2014-09-11 · 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{XDOYP6HK7CZVKWPTYHKREYRAG3}

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	2026-05-18T02:43:01.454691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8dd87f8eaf8b35559f3c1d512622036c9d779e91e0b9330a350c75b1bdb0b84

Aliases

arxiv: 1409.3397 · arxiv_version: 1409.3397v1 · doi: 10.48550/arxiv.1409.3397 · pith_short_12: XDOYP6HK7CZV · pith_short_16: XDOYP6HK7CZVKWPT · pith_short_8: XDOYP6HK

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/XDOYP6HK7CZVKWPTYHKREYRAG3 \
  | 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: b8dd87f8eaf8b35559f3c1d512622036c9d779e91e0b9330a350c75b1bdb0b84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6eefb72f1186357ee3bf12299997bb1d65fcd563e5bb41b4905cebfc37f9186",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.BM",
    "submitted_at": "2014-09-11T11:27:35Z",
    "title_canon_sha256": "187e5c98a97abcd7fb7a34683adcc48b93db6b3b2287e8f06eee84d31b5afc78"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3397",
    "kind": "arxiv",
    "version": 1
  }
}