Pith Number

pith:3IL5SQ2F

pith:2019:3IL5SQ2FU6ABEFZBPWEVD5WY7Y

not attested not anchored not stored refs pending

Science opportunities enabled by the era of Visible Band Stellar Imaging with sub-100 {\mu}arc-sec angular resolution

Anastasia Barbano, Colin Carlile, Dainis Dravins, D. Kieda, Jamie Holder, Luca Zampieri, Michael Daniel, Monica Acosta, Nolan Matthews, Roland Walter, Teresa Montaruli

arxiv:1908.03164 v1 · 2019-08-08 · astro-ph.SR · astro-ph.EP · 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{3IL5SQ2FU6ABEFZBPWEVD5WY7Y}

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	2026-07-04T23:52:26.737543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da17d94345a7801217217d8951f6d8fe2fb7708242e139e40308da5fd78ee94e

Aliases

arxiv: 1908.03164 · arxiv_version: 1908.03164v1 · doi: 10.48550/arxiv.1908.03164 · pith_short_12: 3IL5SQ2FU6AB · pith_short_16: 3IL5SQ2FU6ABEFZB · pith_short_8: 3IL5SQ2F

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/3IL5SQ2FU6ABEFZBPWEVD5WY7Y \
  | 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: da17d94345a7801217217d8951f6d8fe2fb7708242e139e40308da5fd78ee94e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ece824ae39d6482bffba1e0b7a550a7934dc9248ccdd5175a395afdee42424e6",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-08T16:45:16Z",
    "title_canon_sha256": "2e1e3a1d048067b1df570c46a74605f4717c46a0e70266b8bcafea29386f0a6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03164",
    "kind": "arxiv",
    "version": 1
  }
}