Pith Number

pith:ZAAQXW63

pith:2018:ZAAQXW63FFEHNRNIZ6RD67CJ6Q

not attested not anchored not stored refs pending

Data Analysis for Precision Spectroscopy: the ESPRESSO Case

Christophe Lovis, Denis M\'egevand, Eros Vanzella, Guido Cupani, Jonay Gonz\'alez-Hern\'andez, Paolo Di Marcantonio, S\'ergio Sousa, Stefano Cristiani, Valentina D'Odorico

arxiv:1808.04214 v1 · 2018-08-13 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZAAQXW63FFEHNRNIZ6RD67CJ6Q}

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	2026-05-18T00:08:18.590936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8010bdbdb294876c5a8cfa23f7c49f434cc484fa1d2b4cc7d0837666060ab57

Aliases

arxiv: 1808.04214 · arxiv_version: 1808.04214v1 · doi: 10.48550/arxiv.1808.04214 · pith_short_12: ZAAQXW63FFEH · pith_short_16: ZAAQXW63FFEHNRNI · pith_short_8: ZAAQXW63

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/ZAAQXW63FFEHNRNIZ6RD67CJ6Q \
  | 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: c8010bdbdb294876c5a8cfa23f7c49f434cc484fa1d2b4cc7d0837666060ab57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66c60805448414ceb13bcd2fb0f354fda90f0328e4914eb03b264adb3d2e7577",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-08-13T13:53:04Z",
    "title_canon_sha256": "59087759453446e2674bbbced109f9a56b5cfdf3703f093d728c948adaf886b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04214",
    "kind": "arxiv",
    "version": 1
  }
}