Pith Number

pith:3FTNC2PJ

pith:2010:3FTNC2PJTRB7I4YHQAYCHEJEIT

not attested not anchored not stored refs pending

Optical Synoptic Telescopes: New Science Frontiers

J. Anthony Tyson

arxiv:1009.2263 v1 · 2010-09-12 · astro-ph.IM · astro-ph.CO · astro-ph.EP · astro-ph.GA · 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{3FTNC2PJTRB7I4YHQAYCHEJEIT}

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	2026-05-18T04:41:04.516426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d966d169e99c43f47307803023912444cc61ba322be08b3b780d7d1f1312d4e5

Aliases

arxiv: 1009.2263 · arxiv_version: 1009.2263v1 · doi: 10.48550/arxiv.1009.2263 · pith_short_12: 3FTNC2PJTRB7 · pith_short_16: 3FTNC2PJTRB7I4YH · pith_short_8: 3FTNC2PJ

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/3FTNC2PJTRB7I4YHQAYCHEJEIT \
  | 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: d966d169e99c43f47307803023912444cc61ba322be08b3b780d7d1f1312d4e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4091a3b41c94d3fcb6e8e8f54593ae4fbf28d57957ace7885ecb81eac1efc7d",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.EP",
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-09-12T20:56:18Z",
    "title_canon_sha256": "fb81d9e0ec9bf5d57414e4fb18c31371fdc1e2fa8493581ac68adb3d00a5ea4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2263",
    "kind": "arxiv",
    "version": 1
  }
}