Pith Number

pith:HZ7VMZ6E

pith:2021:HZ7VMZ6ELWC3MYOPSILEQN25YR

not attested not anchored not stored refs pending

Revisiting the Kepler field with TESS: Improved ephemerides using TESS 2min data

David J. Armstrong, Don Pollacco, Matthew P. Battley, Michelle Kunimoto

arxiv:2103.03259 v2 · 2021-03-04 · 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{HZ7VMZ6ELWC3MYOPSILEQN25YR}

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	2026-07-05T02:23:28.572477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e7f5667c45d85b661cf921648375dc465b25c32efd52c65848b2acaafc36ee4

Aliases

arxiv: 2103.03259 · arxiv_version: 2103.03259v2 · doi: 10.48550/arxiv.2103.03259 · pith_short_12: HZ7VMZ6ELWC3 · pith_short_16: HZ7VMZ6ELWC3MYOP · pith_short_8: HZ7VMZ6E

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/HZ7VMZ6ELWC3MYOPSILEQN25YR \
  | 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: 3e7f5667c45d85b661cf921648375dc465b25c32efd52c65848b2acaafc36ee4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f604bc5bfd15abf8d1990addce92c8b5b8341dd307470e8459ffbc6f45d3a8d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-03-04T19:00:03Z",
    "title_canon_sha256": "b2216e29104b104ea0ba911151563669f10fe2802597c6f37eb1f49ce8c74ecb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.03259",
    "kind": "arxiv",
    "version": 2
  }
}