Pith Number

pith:TRM353EJ

pith:2011:TRM353EJAF2MM6EBOM5HGA4PYW

not attested not anchored not stored refs pending

Development of binary shaped pupil mask coronagraph for the observation of exoplanets

Kanae Haze

arxiv:1112.6301 v2 · 2011-12-29 · 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{TRM353EJAF2MM6EBOM5HGA4PYW}

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	2026-05-18T04:04:54.452633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c59beec890174c67881733a73038fc591951ad7b406b676ffa0ec49e4b8117a

Aliases

arxiv: 1112.6301 · arxiv_version: 1112.6301v2 · doi: 10.48550/arxiv.1112.6301 · pith_short_12: TRM353EJAF2M · pith_short_16: TRM353EJAF2MM6EB · pith_short_8: TRM353EJ

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/TRM353EJAF2MM6EBOM5HGA4PYW \
  | 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: 9c59beec890174c67881733a73038fc591951ad7b406b676ffa0ec49e4b8117a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7defdae07e09cd2afe2dd6008904a2bb1dcae65eabe21ea45d744fce7a0bf9ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-12-29T13:09:22Z",
    "title_canon_sha256": "fb9ffa70736c4345fc7ca9d55f4aee42154a91c33d5a5470bdc9829bba043bce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.6301",
    "kind": "arxiv",
    "version": 2
  }
}