Pith Number

pith:AATAMERP

pith:2001:AATAMERPEOHLURJINANBA7M4K2

not attested not anchored not stored refs pending

Constraints, Histones, and the 30 Nanometer Spiral

Joseph Rudnick (UCLA), Roya Zandi

arxiv:cond-mat/0103498 v2 · 2001-03-23 · cond-mat.soft · 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{AATAMERPEOHLURJINANBA7M4K2}

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	2026-07-04T16:25:12.409248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

002606122f238eba4528681a107d9c56b4cf13b320954dfea1a41fba887d7a70

Aliases

arxiv: cond-mat/0103498 · arxiv_version: cond-mat/0103498v2 · doi: 10.48550/arxiv.cond-mat/0103498 · pith_short_12: AATAMERPEOHL · pith_short_16: AATAMERPEOHLURJI · pith_short_8: AATAMERP

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/AATAMERPEOHLURJINANBA7M4K2 \
  | 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: 002606122f238eba4528681a107d9c56b4cf13b320954dfea1a41fba887d7a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1a7944e5923071d8a6c66c17b055cb10a221641a4e30fe810228511350f63ac",
    "cross_cats_sorted": [
      "q-bio.BM"
    ],
    "license": "",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2001-03-23T18:01:34Z",
    "title_canon_sha256": "21c84054a92024412bfa541047db369d0e8edafc61d2a53a6becc18cd67070ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0103498",
    "kind": "arxiv",
    "version": 2
  }
}