Pith Number

pith:UHZEAFR6

pith:2018:UHZEAFR6EYKRPIB4GUYAHEDKPI

not attested not anchored not stored refs pending

Faint, high proper motion star candidates selected from the SDSS and PS1 catalogs

Eran O. Ofek, Noam Segev

arxiv:1812.08221 v1 · 2018-12-19 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UHZEAFR6EYKRPIB4GUYAHEDKPI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:57:36.920225Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1f240163e261517a03c353003906a7a388664e5a6e74f2f97882b788afccbde

Aliases

arxiv: 1812.08221 · arxiv_version: 1812.08221v1 · doi: 10.48550/arxiv.1812.08221 · pith_short_12: UHZEAFR6EYKR · pith_short_16: UHZEAFR6EYKRPIB4 · pith_short_8: UHZEAFR6

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/UHZEAFR6EYKRPIB4GUYAHEDKPI \
  | 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: a1f240163e261517a03c353003906a7a388664e5a6e74f2f97882b788afccbde

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "743cb2658a40216274fda55fd3fc336e2f411a4472fecb10e435bf30279e67e0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-12-19T19:59:00Z",
    "title_canon_sha256": "8e49ca7a890ab4431dc9a2d6566429a60df30a2b474c98eb4430d171f49b2ebd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08221",
    "kind": "arxiv",
    "version": 1
  }
}