Pith Number

pith:PKB7HPS4

pith:2007:PKB7HPS4WLER7DWORER7EWPHDS

not attested not anchored not stored refs pending

Self-Retracting Motion of Graphite Microflakes

Bo Jiang, Jing Zhu, Lianmao Peng, Li Lu, Qikun Xue, Qing Jiang, QuanShui Zheng, Sheng Wang, Shoupeng Liu, Yuxiang Weng

arxiv:0709.4068 v1 · 2007-09-26 · cond-mat.mtrl-sci · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PKB7HPS4WLER7DWORER7EWPHDS}

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	2026-07-04T17:05:52.304074Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7a83f3be5cb2c91f8ece8923f259e71cafcb4c45b992146dfb9ceb81f96ec8cc

Aliases

arxiv: 0709.4068 · arxiv_version: 0709.4068v1 · doi: 10.48550/arxiv.0709.4068 · pith_short_12: PKB7HPS4WLER · pith_short_16: PKB7HPS4WLER7DWO · pith_short_8: PKB7HPS4

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/PKB7HPS4WLER7DWORER7EWPHDS \
  | 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: 7a83f3be5cb2c91f8ece8923f259e71cafcb4c45b992146dfb9ceb81f96ec8cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9fd92562a84799efe155f1467a9b7f090cda0f6a93e5f432a6eb1bee3843868",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2007-09-26T01:39:15Z",
    "title_canon_sha256": "1d3aa67ae804d61bcdf5038116fe248071c7918ee9a79aee6fa615480560833f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0709.4068",
    "kind": "arxiv",
    "version": 1
  }
}