Pith Number

pith:DXCTO4W7

pith:2020:DXCTO4W7VELETOHA3IXZ4XHEQD

not attested not anchored not stored refs pending

The Exoplanet Transmission Spectroscopy Imager (ETSI)

Chelsea Taylor, D. L. DePoy, Jeffrey C. Mason, Jennifer L. Marshall, Luke M. Schmidt, Mary Anne Limbach, Mike Scobey, Pat Brown

arxiv:2012.00795 v1 · 2020-12-01 · astro-ph.IM · astro-ph.EP · 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{DXCTO4W7VELETOHA3IXZ4XHEQD}

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	2026-07-05T01:56:20.691045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dc53772dfa91649b8e0da2f9e5ce480c23ef4bbb0ffbe554369bfa7884e5f7d

Aliases

arxiv: 2012.00795 · arxiv_version: 2012.00795v1 · doi: 10.48550/arxiv.2012.00795 · pith_short_12: DXCTO4W7VELE · pith_short_16: DXCTO4W7VELETOHA · pith_short_8: DXCTO4W7

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/DXCTO4W7VELETOHA3IXZ4XHEQD \
  | 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: 1dc53772dfa91649b8e0da2f9e5ce480c23ef4bbb0ffbe554369bfa7884e5f7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f21e912dc410217f3a6c8d02868dcbe9f8c70397ab42de6c556d987c4ae52566",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-12-01T19:42:46Z",
    "title_canon_sha256": "ff72034bd89de069b5ca889bc6f5be2f7dad3df04c4ceabbcf750ac16ac4278d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.00795",
    "kind": "arxiv",
    "version": 1
  }
}