Pith Number

pith:5FJ3FMUG

pith:2016:5FJ3FMUG57ZJESUIBFYE4FDMSC

not attested not anchored not stored refs pending

Upper Limits on the 21 cm Power Spectrum at z = 5.9 from Quasar Absorption Line Spectroscopy

Andrei Mesinger, Bradley Greig, Jonathan C. Pober

arxiv:1608.01324 v1 · 2016-08-03 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5FJ3FMUG57ZJESUIBFYE4FDMSC}

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	2026-05-18T01:04:17.927414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e953b2b286eff2924a8809704e146c90bbd38fa2ade1fca4d0e281a6e06af1e1

Aliases

arxiv: 1608.01324 · arxiv_version: 1608.01324v1 · doi: 10.48550/arxiv.1608.01324 · pith_short_12: 5FJ3FMUG57ZJ · pith_short_16: 5FJ3FMUG57ZJESUI · pith_short_8: 5FJ3FMUG

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/5FJ3FMUG57ZJESUIBFYE4FDMSC \
  | 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: e953b2b286eff2924a8809704e146c90bbd38fa2ade1fca4d0e281a6e06af1e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66cf5c6166de9b8ea55418419b1a80a3f5d2373e3460f59f88a9243e527816a9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-08-03T20:00:58Z",
    "title_canon_sha256": "d874fe72fac31bfaaf97afcaaac7b8fadb6bf06cf26cbed9160f22bfc9bc1a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01324",
    "kind": "arxiv",
    "version": 1
  }
}