Pith Number

pith:2U22YB2B

pith:2012:2U22YB2BT7N4BD3LLJDRKC44XW

not attested not anchored not stored refs pending

Technology developments for a scalable heterodyne MMIC array at W-band

Andrew Harris, Anthony C.S. Readhead, Dan Van Winkle, Jeffrey Neilson, Judy M. Lau, Kieran Cleary, Lorene Samoska, Mary Soria, Matthew Sieth, Patricia Voll, Pekka Kangaslahti, Rodrigo Reeves, Rohit Gawande, Sami Tantawi, Sarah Church, Todd Gaier

arxiv:1204.3125 v1 · 2012-04-14 · astro-ph.IM

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

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	2026-05-18T03:57:52.511748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d535ac07419fdbc08f6b5a47150b9cbda340992a042cefe819b61ba10b1dd15f

Aliases

arxiv: 1204.3125 · arxiv_version: 1204.3125v1 · doi: 10.48550/arxiv.1204.3125 · pith_short_12: 2U22YB2BT7N4 · pith_short_16: 2U22YB2BT7N4BD3L · pith_short_8: 2U22YB2B

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/2U22YB2BT7N4BD3LLJDRKC44XW \
  | 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: d535ac07419fdbc08f6b5a47150b9cbda340992a042cefe819b61ba10b1dd15f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ba808f4b9ed1af604b596917637ba2383a3a46dc68defdafe68aa560377aaa0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-04-14T00:39:52Z",
    "title_canon_sha256": "c6427ee95d1a4bc103c2cc01d950db599f5acbe03ddca784f82fa28c00d31239"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3125",
    "kind": "arxiv",
    "version": 1
  }
}