Pith Number

pith:DLOPCEIF

pith:2020:DLOPCEIFYLHENGQZZCJNEI4C3B

not attested not anchored not stored refs pending

White Paper on the Case for Landed Mercury Science

David T. Blewett, Erwan Mazarico, II, Kathleen E. Vander Kaaden, Nancy L. Chabot, Paul K. Byrne, Ronald J. Vervack, Steven A. Hauck

arxiv:2007.09735 v1 · 2020-07-19 · astro-ph.IM · 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{DLOPCEIFYLHENGQZZCJNEI4C3B}

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	2026-07-05T03:25:47.856496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1adcf11105c2ce469a19c892d22382d84fdab7cbfe6020436dd954bff58ac2bd

Aliases

arxiv: 2007.09735 · arxiv_version: 2007.09735v1 · doi: 10.48550/arxiv.2007.09735 · pith_short_12: DLOPCEIFYLHE · pith_short_16: DLOPCEIFYLHENGQZ · pith_short_8: DLOPCEIF

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/DLOPCEIFYLHENGQZZCJNEI4C3B \
  | 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: 1adcf11105c2ce469a19c892d22382d84fdab7cbfe6020436dd954bff58ac2bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4de35dc0a03c4e18d10d32667889707588a5e33d33584ee19f8de9eba53205c9",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-07-19T18:06:05Z",
    "title_canon_sha256": "6405cf0044626dffa3428d87a4e5ecc49b384e135cf2631404bf950df2ab7113"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.09735",
    "kind": "arxiv",
    "version": 1
  }
}