Pith Number

pith:ZVDZR4QJ

pith:2017:ZVDZR4QJHOS5AOJDNKZH6VC5NQ

not attested not anchored not stored refs pending

Helical locomotion in granular media

Alejandro Ibarra, Baptiste Darbois Texier, Francisco Melo

arxiv:1707.03305 v1 · 2017-07-11 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZVDZR4QJHOS5AOJDNKZH6VC5NQ}

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	2026-05-18T00:38:01.799170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd4798f2093ba5d039236ab27f545d6c1c1837162664bab96df5b49cd8c5df8e

Aliases

arxiv: 1707.03305 · arxiv_version: 1707.03305v1 · doi: 10.48550/arxiv.1707.03305 · pith_short_12: ZVDZR4QJHOS5 · pith_short_16: ZVDZR4QJHOS5AOJD · pith_short_8: ZVDZR4QJ

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/ZVDZR4QJHOS5AOJDNKZH6VC5NQ \
  | 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: cd4798f2093ba5d039236ab27f545d6c1c1837162664bab96df5b49cd8c5df8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db91e746749215f5ecaf69169ac248b816c83d3aec06e6d7733c8c20ac407245",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2017-07-11T14:43:45Z",
    "title_canon_sha256": "e0d3f82e947f61f8b72ed306a45b47c189f4860c9d0b435a882b9c344f94a89f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03305",
    "kind": "arxiv",
    "version": 1
  }
}