Pith Number

pith:Q57BX7JO

pith:2017:Q57BX7JOQXGDM66JBYRWACD6FL

not attested not anchored not stored refs pending

Enabling Narrow(est) IWA Coronagraphy with STIS BAR5 and BAR10 Occulters

Andras Gaspar, Daniel Apai, Dean Hines, George Rieki, Glenn Schneider, John Debes, Theodore Gull

arxiv:1708.02643 v1 · 2017-07-26 · 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{Q57BX7JOQXGDM66JBYRWACD6FL}

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	2026-05-18T00:38:20.097257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

877e1bfd2e85cc367bc90e2360087e2ac4b3c00a37d34ff20b6af31602eec91c

Aliases

arxiv: 1708.02643 · arxiv_version: 1708.02643v1 · doi: 10.48550/arxiv.1708.02643 · pith_short_12: Q57BX7JOQXGD · pith_short_16: Q57BX7JOQXGDM66J · pith_short_8: Q57BX7JO

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/Q57BX7JOQXGDM66JBYRWACD6FL \
  | 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: 877e1bfd2e85cc367bc90e2360087e2ac4b3c00a37d34ff20b6af31602eec91c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e69faa1a0e7e859b6daf937ad07e83e8bc4275c857019cda034ef87308dbe6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-07-26T04:57:48Z",
    "title_canon_sha256": "2f39dcd19dc976410d2c27f06d0eb2b1819107214cbeace6024d2329d38963c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02643",
    "kind": "arxiv",
    "version": 1
  }
}