Pith Number

pith:OYANFQLX

pith:2009:OYANFQLXDQJEPU2TKV7KJUHZI5

not attested not anchored not stored refs pending

BLAST: the Redshift Survey

Brian Siana, Calvin B. Netterfield, Christopher Semisch, David H. Hughes, Douglas Scott, Edward L. Chapin, Enzo Pascale, Gaelen Marsden, Guillaume Patanchon, Gwenifer Raymond, Lorenzo Moncelsi, Marco P. Viero, Marie Rex, Mark Halpern, Mark J. Devlin, Matthew D. P. Truch, Philip Mauskopf, Simon Dye, Stephen Eales

arxiv:0907.4156 v2 · 2009-07-23 · astro-ph.CO · 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{OYANFQLXDQJEPU2TKV7KJUHZI5}

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	2026-07-04T17:17:07.217906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7600d2c1771c1247d353557ea4d0f9477dd69de7537f0883958a109051f5851e

Aliases

arxiv: 0907.4156 · arxiv_version: 0907.4156v2 · doi: 10.48550/arxiv.0907.4156 · pith_short_12: OYANFQLXDQJE · pith_short_16: OYANFQLXDQJEPU2T · pith_short_8: OYANFQLX

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/OYANFQLXDQJEPU2TKV7KJUHZI5 \
  | 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: 7600d2c1771c1247d353557ea4d0f9477dd69de7537f0883958a109051f5851e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d240f4ec4ce521f8c67009bdda174ff96a691f7f6558156119f44e584c52856",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-23T23:43:17Z",
    "title_canon_sha256": "5349c97d3e10aefa8fc5d739da3228d94d1351b4be9d7a9577a669204cbc6d28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4156",
    "kind": "arxiv",
    "version": 2
  }
}