Pith Number

pith:FMRTKJFG

pith:2016:FMRTKJFGRP3NISHFSLWMQJPT5K

not attested not anchored not stored refs pending

Active microrheology of Chaetopterus mucus determines three intrinsic lengthscales that govern material properties

A. Messmore, A. Morales-Sanz, D.D. Deheyn, D.L. Blair, J.S. Urbach, R.M. Robertson-Anderson, W.J. Weigand

arxiv:1604.07887 v1 · 2016-04-26 · cond-mat.soft · physics.bio-ph · 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{FMRTKJFGRP3NISHFSLWMQJPT5K}

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	2026-05-18T01:16:08.719783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b233524a68bf6d448e592ecc825f3ea9c6ff99b1ccde02dc578e192bd2f6375

Aliases

arxiv: 1604.07887 · arxiv_version: 1604.07887v1 · doi: 10.48550/arxiv.1604.07887 · pith_short_12: FMRTKJFGRP3N · pith_short_16: FMRTKJFGRP3NISHF · pith_short_8: FMRTKJFG

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/FMRTKJFGRP3NISHFSLWMQJPT5K \
  | 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: 2b233524a68bf6d448e592ecc825f3ea9c6ff99b1ccde02dc578e192bd2f6375

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d0d5b392686194bd068f60f57f08bb037e40e92b452b89fe510434faf5a6583",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.TO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2016-04-26T23:13:24Z",
    "title_canon_sha256": "2624ecf2985314783750e66b9fa1f9ec8d2d973587537701ff93248100e73048"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.07887",
    "kind": "arxiv",
    "version": 1
  }
}