Pith Number

pith:DYGSR4ZO

pith:2019:DYGSR4ZOQJMSFZH5CJ3CW4NBJU

not attested not anchored not stored refs pending

The local high velocity tail and the Galactic escape speed

Alis J. Deason (Durham), Azadeh Fattahi (Durham), Federico Marinacci (Harvard), Robert J. Grand (MPA), Rudiger Pakmor (MPA), Vasily Belokurov (Cambridge), Wyn Evans (Cambridge)

arxiv:1901.02016 v2 · 2019-01-07 · 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{DYGSR4ZOQJMSFZH5CJ3CW4NBJU}

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	2026-05-17T23:51:30.321617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e0d28f32e825922e4fd12762b71a14d14a204d874e25a778e83c8dba8f85afd

Aliases

arxiv: 1901.02016 · arxiv_version: 1901.02016v2 · doi: 10.48550/arxiv.1901.02016 · pith_short_12: DYGSR4ZOQJMS · pith_short_16: DYGSR4ZOQJMSFZH5 · pith_short_8: DYGSR4ZO

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/DYGSR4ZOQJMSFZH5CJ3CW4NBJU \
  | 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: 1e0d28f32e825922e4fd12762b71a14d14a204d874e25a778e83c8dba8f85afd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a915a25b3925f2abe10253c7472ff944a45f018173f86c8c01ba4dc5eeb5112",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-01-07T19:00:02Z",
    "title_canon_sha256": "ceb308f54aa91712b2e74f2ceab54445338daa61369e9f059a871a4712ecc088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.02016",
    "kind": "arxiv",
    "version": 2
  }
}