Pith Number

pith:IFNFD5N7

pith:2014:IFNFD5N7RRGP7VNRGDLVXDLPYX

not attested not anchored not stored refs pending

The Fly's Eye project: sidereal tracking on a hexapod mount

Andr\'as P\'al, Attila Jask\'o, Gergely Cs\'ep\'any, Gy\"orgy Mez\H{o}, Katalin Ol\'ah, Kriszti\'an Vida, L\'aszl\'o M\'esz\'aros

arxiv:1401.1719 v1 · 2014-01-08 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IFNFD5N7RRGP7VNRGDLVXDLPYX}

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	2026-05-18T03:02:58.030947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

415a51f5bf8c4cffd5b130d75b8d6fc5cbe7e359f99f7a42cabe919286b02399

Aliases

arxiv: 1401.1719 · arxiv_version: 1401.1719v1 · doi: 10.48550/arxiv.1401.1719 · pith_short_12: IFNFD5N7RRGP · pith_short_16: IFNFD5N7RRGP7VNR · pith_short_8: IFNFD5N7

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/IFNFD5N7RRGP7VNRGDLVXDLPYX \
  | 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: 415a51f5bf8c4cffd5b130d75b8d6fc5cbe7e359f99f7a42cabe919286b02399

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a49b00aaea5a05cf9baebd1ab0baaa97bad3e19a6e778eb76ce46ff422b1790e",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-01-08T15:09:49Z",
    "title_canon_sha256": "fc62ee17a24ae73fc326f6cea236304340bb415a9f918eeaa75d92b5f4ee368a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1719",
    "kind": "arxiv",
    "version": 1
  }
}