Pith Number

pith:2RLU5DGY

pith:2020:2RLU5DGYSUEGWSDPRFBGL46PWC

not attested not anchored not stored refs pending

Discovery of HC3O+ in space: The chemistry of O-bearing species in TMC-1

B. Tercero, C. Bermudez, C. Cabezas, J. Cernicharo, M. Agundez, N. Marcelino, P. de Vicente, Y. Endo

arxiv:2010.04419 v1 · 2020-10-09 · 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{2RLU5DGYSUEGWSDPRFBGL46PWC}

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	2026-07-05T01:48:56.125216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d4574e8cd895086b486f894265f3cfb0b939eb2ad1293de94cbafb2e3d0854b4

Aliases

arxiv: 2010.04419 · arxiv_version: 2010.04419v1 · doi: 10.48550/arxiv.2010.04419 · pith_short_12: 2RLU5DGYSUEG · pith_short_16: 2RLU5DGYSUEGWSDP · pith_short_8: 2RLU5DGY

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/2RLU5DGYSUEGWSDPRFBGL46PWC \
  | 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: d4574e8cd895086b486f894265f3cfb0b939eb2ad1293de94cbafb2e3d0854b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdb593218552ad182a0f5d54eca7f8d60d8de4cd553faf99be5372b87fe5bcbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-10-09T08:10:19Z",
    "title_canon_sha256": "d0b57a05cd1aabcbfa48f785c6e0ca88c11f491d90f5ace5c28dd8e8d46968d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.04419",
    "kind": "arxiv",
    "version": 1
  }
}