Pith Number

pith:ZWU3KWN2

pith:2015:ZWU3KWN22EDCX7SQVQPX3XXBAL

not attested not anchored not stored refs pending

Space telescope design to directly image the habitable zone of Alpha Centauri

Eduardo Bendek, Jared Males, Julien Lozi, Michael McElwain, Ruslan Belikov, Sandrine Thomas, Sasha Weston

arxiv:1510.02489 v1 · 2015-10-08 · 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{ZWU3KWN22EDCX7SQVQPX3XXBAL}

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	2026-05-18T01:22:19.998049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cda9b559bad1062bfe50ac1f7ddee102fdb9ae32b11c7f9b3fd1bf6a774aa158

Aliases

arxiv: 1510.02489 · arxiv_version: 1510.02489v1 · doi: 10.48550/arxiv.1510.02489 · pith_short_12: ZWU3KWN22EDC · pith_short_16: ZWU3KWN22EDCX7SQ · pith_short_8: ZWU3KWN2

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/ZWU3KWN22EDCX7SQVQPX3XXBAL \
  | 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: cda9b559bad1062bfe50ac1f7ddee102fdb9ae32b11c7f9b3fd1bf6a774aa158

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51662631156da578fd2823cff353c1183c89bcc2d45111a21a249b457b513a59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-10-08T20:08:40Z",
    "title_canon_sha256": "ee468f1d5d1640df1f22c05bb18cd2e2e22cde60a2b47bad6199bd2673ad4303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.02489",
    "kind": "arxiv",
    "version": 1
  }
}