Pith Number

pith:7GHF3HIU

pith:2012:7GHF3HIU3B53DJHVG42LFQHETM

not attested not anchored not stored refs pending

Accurate measurement of Cn2 profile with Shack-Hartmann data

Cl\'elia Robert, Jean Marc Conan, Juliette Voyez, Thierry Fusco, Vincent Michau

arxiv:1207.4581 v1 · 2012-07-19 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7GHF3HIU3B53DJHVG42LFQHETM}

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	2026-05-18T01:56:16.375114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f98e5d9d14d87bb1a4f53734b2c0e49b28ad4404dcdf68eb0682fb884e7bb3ad

Aliases

arxiv: 1207.4581 · arxiv_version: 1207.4581v1 · doi: 10.48550/arxiv.1207.4581 · pith_short_12: 7GHF3HIU3B53 · pith_short_16: 7GHF3HIU3B53DJHV · pith_short_8: 7GHF3HIU

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/7GHF3HIU3B53DJHVG42LFQHETM \
  | 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: f98e5d9d14d87bb1a4f53734b2c0e49b28ad4404dcdf68eb0682fb884e7bb3ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "138df9f783ec9dd37d90f60a1a4bcda81ae42df9867c02da2e5dbf7aba2dc89b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-07-19T08:35:30Z",
    "title_canon_sha256": "d27101fb233433d4b42aed0977648449b97c766e63739547811e3b2ff5609a10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4581",
    "kind": "arxiv",
    "version": 1
  }
}