Pith Number

pith:6DIQPL5C

pith:2016:6DIQPL5C54SM3O6LYW2JSBZLFV

not attested not anchored not stored refs pending

The Five-hundred-meter Aperture Spherical Radio Telescope (FAST) Project

Di Li, Zhichen Pan

arxiv:1612.09372 v1 · 2016-12-30 · 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{6DIQPL5C54SM3O6LYW2JSBZLFV}

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	2026-05-18T00:53:04.717230Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0d107afa2ef24cdbbcbc5b499072b2d44a2cc73ff08d3b31daf523638eb0e2a

Aliases

arxiv: 1612.09372 · arxiv_version: 1612.09372v1 · doi: 10.48550/arxiv.1612.09372 · pith_short_12: 6DIQPL5C54SM · pith_short_16: 6DIQPL5C54SM3O6L · pith_short_8: 6DIQPL5C

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/6DIQPL5C54SM3O6LYW2JSBZLFV \
  | 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: f0d107afa2ef24cdbbcbc5b499072b2d44a2cc73ff08d3b31daf523638eb0e2a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1248e87964774786a1bb7848928e464e00bfa920e750f4660e90d5c51c001dc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2016-12-30T02:15:53Z",
    "title_canon_sha256": "4ccece2ceb4baa9f32b4885034043a966db756fbd6a2da5d46cb47d5e22ee53f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.09372",
    "kind": "arxiv",
    "version": 1
  }
}