Pith Number

pith:U2JUKWXJ

pith:2014:U2JUKWXJBFQSB5ZDSAYDKCKMAU

not attested not anchored not stored refs pending

Blind foreground subtraction for intensity mapping experiments

David Alonso, Mario G. Santos, Pedro G. Ferreira, Philip Bull

arxiv:1409.8667 v1 · 2014-09-30 · 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{U2JUKWXJBFQSB5ZDSAYDKCKMAU}

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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.

Cited by

2 papers in Pith

Mitigating gain calibration errors from EoR observations with SKA1-Low AA*

Effects of primordial magnetic fields on 21 cm multifrequency angular power spectra

Receipt and verification

First computed	2026-05-18T01:41:53.847623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a693455ae9096120f723903035094c052d454f41feaf3259c44071742c2d27e3

Aliases

arxiv: 1409.8667 · arxiv_version: 1409.8667v1 · doi: 10.48550/arxiv.1409.8667 · pith_short_12: U2JUKWXJBFQS · pith_short_16: U2JUKWXJBFQSB5ZD · pith_short_8: U2JUKWXJ

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/U2JUKWXJBFQSB5ZDSAYDKCKMAU \
  | 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: a693455ae9096120f723903035094c052d454f41feaf3259c44071742c2d27e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1126af873e5ae4d7cdb08874904a68c8888838d2b6982917d5f3231e791c1e4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-09-30T19:32:31Z",
    "title_canon_sha256": "80d04b42786e1f2ec6c7610f7471d4ec355a04c0db6f357a4d494c5041f01c67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.8667",
    "kind": "arxiv",
    "version": 1
  }
}