Pith Number

pith:PFL2MVJS

pith:2014:PFL2MVJSZSD573KW2C6BPJRCNU

not attested not anchored not stored refs pending

A Dual Diffusion Chamber for Observing Ice Crystal Growth on c-Axis Ice Needles

Kenneth G. Libbrecht

arxiv:1405.1384 v1 · 2014-05-06 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PFL2MVJSZSD573KW2C6BPJRCNU}

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	2026-05-18T02:52:32.923739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7957a65532cc87dfed56d0bc17a6226d37d6b3c4531c05d422318f022e337f3b

Aliases

arxiv: 1405.1384 · arxiv_version: 1405.1384v1 · doi: 10.48550/arxiv.1405.1384 · pith_short_12: PFL2MVJSZSD5 · pith_short_16: PFL2MVJSZSD573KW · pith_short_8: PFL2MVJS

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/PFL2MVJSZSD573KW2C6BPJRCNU \
  | 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: 7957a65532cc87dfed56d0bc17a6226d37d6b3c4531c05d422318f022e337f3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "460a0804c27b477adc1cd4a6ab634b865ac2a3dbc34075baf7b8fbf4fdaffa44",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2014-05-06T18:00:00Z",
    "title_canon_sha256": "f8745a4a4e512fbcc69d5ce570ee2bf152edf0abf97ec478c4a4dc445f19b624"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1384",
    "kind": "arxiv",
    "version": 1
  }
}