Pith Number

pith:EBWFTMF7

pith:2010:EBWFTMF7ZIVMMYFZ4MHZBWLOAS

not attested not anchored not stored refs pending

Catching proteins in liquid helium droplets

Frauke Bierau, Gerard Meijer, Gert von Helden, Peter Kupser

arxiv:1008.3816 v2 · 2010-08-23 · physics.atm-clus · physics.bio-ph · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EBWFTMF7ZIVMMYFZ4MHZBWLOAS}

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	2026-05-18T04:40:09.249405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

206c59b0bfca2ac660b9e30f90d96e04b4389ff91802181659282668121e19f7

Aliases

arxiv: 1008.3816 · arxiv_version: 1008.3816v2 · doi: 10.48550/arxiv.1008.3816 · pith_short_12: EBWFTMF7ZIVM · pith_short_16: EBWFTMF7ZIVMMYFZ · pith_short_8: EBWFTMF7

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/EBWFTMF7ZIVMMYFZ4MHZBWLOAS \
  | 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: 206c59b0bfca2ac660b9e30f90d96e04b4389ff91802181659282668121e19f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4e35106aecceb45a38972105f46813bfe06b414bedc30b4d5a54b1dec3bf44b",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atm-clus",
    "submitted_at": "2010-08-23T13:19:50Z",
    "title_canon_sha256": "41223d4c5d7fc801012bceb354a48a9b293571ea4dd9dc0fa14c1e189630c2c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.3816",
    "kind": "arxiv",
    "version": 2
  }
}