Pith Number

pith:OHRDIN4J

pith:2019:OHRDIN4JMYBR6AD2RMC73DZAMZ

not attested not anchored not stored refs pending

First Results from the rapid-response spectrophotometric characterization of Near-Earth Objects

Barbara Pichardo, David Trilling, Mauricio Reyes-Ruiz, Michael Mommert, Nathaniel Butler, Nicholas Moskovitz, Robert Jedicke, Samuel Navarro-Meza, Tim Axelrod

arxiv:1903.08320 v1 · 2019-03-20 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OHRDIN4JMYBR6AD2RMC73DZAMZ}

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	2026-05-17T23:47:25.174934Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71e234378966031f007a8b05fd8f20664fab7b70f99c414b6e86f391f98bf7d1

Aliases

arxiv: 1903.08320 · arxiv_version: 1903.08320v1 · doi: 10.48550/arxiv.1903.08320 · pith_short_12: OHRDIN4JMYBR · pith_short_16: OHRDIN4JMYBR6AD2 · pith_short_8: OHRDIN4J

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/OHRDIN4JMYBR6AD2RMC73DZAMZ \
  | 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: 71e234378966031f007a8b05fd8f20664fab7b70f99c414b6e86f391f98bf7d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e13c332edf2cf99a6c4beab388ba84a1753471eccf93dc6146201441cf059c6f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-03-20T02:29:34Z",
    "title_canon_sha256": "85b1f029b7f1686fe9fb3d3a8ddc69112a7f1ca191daf50656c46cd768394a31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08320",
    "kind": "arxiv",
    "version": 1
  }
}