Pith Number

pith:6JRF7BEA

pith:2020:6JRF7BEADSRRN5IIJY3NU7RONW

not attested not anchored not stored refs pending

On the accuracy of the ALMA flux calibration in the time domain and across spectral windows

Daniel Harsono, Doug Johnstone, Gregory Herczeg, Logan Francis, Todd R. Hunter

arxiv:2010.02186 v1 · 2020-10-05 · astro-ph.IM · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6JRF7BEADSRRN5IIJY3NU7RONW}

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	2026-07-05T01:53:59.267918Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2625f84801ca316f5084e36da7e2e6da7febdbc21273a23b4c87f86c3b3fa90

Aliases

arxiv: 2010.02186 · arxiv_version: 2010.02186v1 · doi: 10.48550/arxiv.2010.02186 · pith_short_12: 6JRF7BEADSRR · pith_short_16: 6JRF7BEADSRRN5II · pith_short_8: 6JRF7BEA

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/6JRF7BEADSRRN5IIJY3NU7RONW \
  | 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: f2625f84801ca316f5084e36da7e2e6da7febdbc21273a23b4c87f86c3b3fa90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5da97be152b4affcb95f27fc7381076c8b6daad1b22a2aeafe92a8c4524b7814",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-10-05T17:45:03Z",
    "title_canon_sha256": "fe16c1bc0196b5a3bba876e8ea61c7b6b403a20f7dba2fc95d1247d35e91930d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.02186",
    "kind": "arxiv",
    "version": 1
  }
}