Pith Number

pith:D34X3QBO

pith:2021:D34X3QBO4EFQAXGEFRRBYK45QE

not attested not anchored not stored refs pending

Ultra-deep 31.0-50.3 GHz spectral survey of IRC+10216

B. Tercero, C. Berm\'udez, C. Cabezas, F. Tercero, J. A. L\'opez-P\'erez, J. Cernicharo, J. D. Gallego, J. R. Pardo, M. Ag\'undez, M. G\'omez-Garrido, P. de Vicente

arxiv:2111.02902 v1 · 2021-11-03 · astro-ph.GA · 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{D34X3QBO4EFQAXGEFRRBYK45QE}

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	2026-07-05T03:55:08.107816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ef97dc02ee10b005cc42c621c2b9d810862aac72250f610686854484fa60319

Aliases

arxiv: 2111.02902 · arxiv_version: 2111.02902v1 · doi: 10.48550/arxiv.2111.02902 · pith_short_12: D34X3QBO4EFQ · pith_short_16: D34X3QBO4EFQAXGE · pith_short_8: D34X3QBO

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/D34X3QBO4EFQAXGEFRRBYK45QE \
  | 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: 1ef97dc02ee10b005cc42c621c2b9d810862aac72250f610686854484fa60319

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6f2b9e49dd8d55c3a0ce5a44e6dab505cbde418420be92aa468c6fa3460955c",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-11-03T14:31:49Z",
    "title_canon_sha256": "b5ad634d1c82dac8ffd7de11dae0669a673bd11add186516273da3895117d0dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.02902",
    "kind": "arxiv",
    "version": 1
  }
}