Pith Number

pith:YUG4K2QJ

pith:2021:YUG4K2QJLR5TY25LME7B4KNMEK

not attested not anchored not stored refs pending

Extreme High-velocity Outflows from High-redshift BOSS Quasars

Bo Ma, Chen Chen, Fred Hamann

arxiv:2103.11306 v1 · 2021-03-21 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YUG4K2QJLR5TY25LME7B4KNMEK}

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	2026-07-05T02:24:59.056600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c50dc56a095c7b3c6bab613e1e29ac229c2cd5f5263d443da6ebd78cba163ba2

Aliases

arxiv: 2103.11306 · arxiv_version: 2103.11306v1 · doi: 10.48550/arxiv.2103.11306 · pith_short_12: YUG4K2QJLR5T · pith_short_16: YUG4K2QJLR5TY25L · pith_short_8: YUG4K2QJ

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/YUG4K2QJLR5TY25LME7B4KNMEK \
  | 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: c50dc56a095c7b3c6bab613e1e29ac229c2cd5f5263d443da6ebd78cba163ba2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99eb2057bba66d6183d5887f390ef29bfbdb71b0e5085b4bb283ffc155fbaad5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-03-21T05:23:34Z",
    "title_canon_sha256": "36e2df9acc8638a1ad8626a969eab2faf86d5abcfa4b5e19deae120ab7b92686"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.11306",
    "kind": "arxiv",
    "version": 1
  }
}