Pith Number

pith:5LHUQSR5

pith:2013:5LHUQSR5MSZSHTW5MYBDF7T7HH

not attested not anchored not stored refs pending

Bipedal nanowalker by pure physical mechanisms

Artem Efremov, Johan RC van der Maarel, Juan Cheng, Ruchuan Liu, Ruizheng Hou, Sarangapani Sreelatha, Zhisong Wang

arxiv:1308.4547 v1 · 2013-08-21 · physics.bio-ph · cond-mat.mes-hall · 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{5LHUQSR5MSZSHTW5MYBDF7T7HH}

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	2026-05-18T01:48:07.266725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eacf484a3d64b323cedd660232fe7f39ffc108cf63f3864040ca572690f8c8b9

Aliases

arxiv: 1308.4547 · arxiv_version: 1308.4547v1 · doi: 10.48550/arxiv.1308.4547 · pith_short_12: 5LHUQSR5MSZS · pith_short_16: 5LHUQSR5MSZSHTW5 · pith_short_8: 5LHUQSR5

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/5LHUQSR5MSZSHTW5MYBDF7T7HH \
  | 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: eacf484a3d64b323cedd660232fe7f39ffc108cf63f3864040ca572690f8c8b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e277adce6dd4b256dafde5a3300ec4bf409925351c38048edaad3dc6bf6acec",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "q-bio.BM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2013-08-21T11:40:49Z",
    "title_canon_sha256": "d2cbca7847b4511b05e9943e61cf751f23bf82c38027d239a97ebb19230fd0fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4547",
    "kind": "arxiv",
    "version": 1
  }
}