Pith Number

pith:LT77BVOM

pith:2026:LT77BVOMJJ3IPRFJSQTPWKEGC6

not attested not anchored not stored refs pending

Hair is a functionally graded composite, not a uniform fiber

Andrew K. Schulz, Cem Balda Dayan, Deepti S. Philip, Devin Sheehan, Felicitas Predel, Giulia Ballardini, Gunther Richter, Helena Vrencev, Jelena Lazovic, Katherine J. Kuchenbecker, Natalia Gonzalez-Vazquez, Peter A. van Aken, Svetlana Griego, Vesna Srot

arxiv:2607.22023 v1 · 2026-07-24 · physics.bio-ph · cond-mat.mtrl-sci · q-bio.TO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LT77BVOMJJ3IPRFJSQTPWKEGC6}

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	2026-07-27T01:20:43.860211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cfff0d5cc4a7687c4a99426fb2886178f2b9696c268d212f501ec3e67dc73bd

Aliases

arxiv: 2607.22023 · arxiv_version: 2607.22023v1 · doi: 10.48550/arxiv.2607.22023 · pith_short_12: LT77BVOMJJ3I · pith_short_16: LT77BVOMJJ3IPRFJ · pith_short_8: LT77BVOM

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/LT77BVOMJJ3IPRFJSQTPWKEGC6 \
  | 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: 5cfff0d5cc4a7687c4a99426fb2886178f2b9696c268d212f501ec3e67dc73bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4051c0c8d7ccb1d3a881799960c83bece944563f88afe287c75d6394e62c7eb",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "q-bio.TO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2026-07-24T06:40:45Z",
    "title_canon_sha256": "d36df6f579a64184724d9dc0aba689b9128ef4fed26c3facdc5c70c3c7e3ab62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.22023",
    "kind": "arxiv",
    "version": 1
  }
}