Pith Number

pith:UVFFPHEM

pith:2021:UVFFPHEMQNSRBANVPVC7QWB42V

not attested not anchored not stored refs pending

The Polstar High Resolution Spectropolarimetry MIDEX Mission

Alison Nordt, Coralie Neiner, Gopal Vasudevan, H. Philip Stahl, Ken Gayley, Paul A. Scowen, Richard Ignace, Roberto Casini, Robert Woodruff, Tony Hull

arxiv:2108.10729 v1 · 2021-08-24 · 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{UVFFPHEMQNSRBANVPVC7QWB42V}

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	2026-07-05T05:26:34.358588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a54a579c8c83651081b57d45f8583cd54e2a0a005ac343fbb1354d1a2cff9f8b

Aliases

arxiv: 2108.10729 · arxiv_version: 2108.10729v1 · doi: 10.48550/arxiv.2108.10729 · pith_short_12: UVFFPHEMQNSR · pith_short_16: UVFFPHEMQNSRBANV · pith_short_8: UVFFPHEM

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/UVFFPHEMQNSRBANVPVC7QWB42V \
  | 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: a54a579c8c83651081b57d45f8583cd54e2a0a005ac343fbb1354d1a2cff9f8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47563f331527cd25d8aa50b296f9d9d0587bfee8e3ca806d9d517c922254af06",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-08-24T13:43:00Z",
    "title_canon_sha256": "05c784df2cf75ecf26df25420cf1e061a2c58324482f1f743d0a83c9ab00d6b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.10729",
    "kind": "arxiv",
    "version": 1
  }
}