Pith Number

pith:7AHMV5XU

pith:2011:7AHMV5XUW2WMH4H7SECVYGH635

not attested not anchored not stored refs pending

A cryogenic beam of refractory, chemically reactive molecules with expansion cooling

Amar C. Vutha, Ben Spaun, David DeMille, Elizabeth Petrik, Gerald Gabrielse, John M. Doyle, Maxwell Parsons, Nicholas R. Hutzler, Paul W. Hess, Yulia V. Gurevich

arxiv:1101.4217 v1 · 2011-01-21 · physics.atom-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{7AHMV5XUW2WMH4H7SECVYGH635}

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	2026-05-18T00:35:36.464610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f80ecaf6f4b6acc3f0ff91055c18fedf6df2ecd911d1447fb291c34cfed1963a

Aliases

arxiv: 1101.4217 · arxiv_version: 1101.4217v1 · doi: 10.48550/arxiv.1101.4217 · pith_short_12: 7AHMV5XUW2WM · pith_short_16: 7AHMV5XUW2WMH4H7 · pith_short_8: 7AHMV5XU

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/7AHMV5XUW2WMH4H7SECVYGH635 \
  | 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: f80ecaf6f4b6acc3f0ff91055c18fedf6df2ecd911d1447fb291c34cfed1963a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e5ee7f35a7291f97795c4323734b3483a053a0847a6e5e92740e5fdee97f9f6",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2011-01-21T19:55:54Z",
    "title_canon_sha256": "ee27845f32598575174a4ab10d0c8ec68849f39ef5efe183e80a9cc4e6adc153"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4217",
    "kind": "arxiv",
    "version": 1
  }
}