DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
MUNICIPALITY OF SANTA MARIA, BULACAN Award a ₱2.0M contract to GENUINE BUILDERSMunicipalities
Transaction hash:
cb4e303a26464d0f37448f3095b54f60538cf608f1b646102801120503911d5e
Status:
Included and unchanged
Block:
#5,094 919 blocks after it
Position in block:
Transaction 506 of 652
Award day:
Mar 15, 2023 (3 yrs 8 mo ago)
Value:
₱1,993,950.78
Project:
Construction of drainage canal
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,094 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)MUNICIPALITY OF SANTA MARIA, BULACAN awarded it to GENUINE BUILDERS on 2023-03-15.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Santa Maria gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored cb4e303a26…911d5enow …
- 2. Block Merkle root changedstored 266a5bf307…4e6efenow …
- 3. Block #5094 hash changedstored 0b162d390d…605ac6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 651 records. Each step hashes the current value together with the sibling shown.
- leaf cb4e303a26464d0f37448f3095b54f60538cf608f1b646102801120503911d5e
- 01 R cb6bf6bc150841001c2918c5e8ab73417f9f8afe3ac9ea4bfd53b48d47c134dc
- 02 L 766084448263d8a5fee09ed64861e3593c97471044e2fd0141d09d25ff54b7a7
- 03 R d948aa923ff2b7f642092aa7728a05276dd5d7619ee1739c5ba34489182d6cea
- 04 L a2c7b21783a265221f47eba2ce2a87c2df6ada45f658882314dc4a503295b260
- 05 L f783f0e9d881e4096dd8edd666242a5c90ea6145ff3d59f4af2ff092afbcacee
- 06 L f24d460c89e1f571b7408a4469a0694bd3238d307a2b22f51671ea446967b06b
- 07 L dd2f63edf991071254dc271bb8986dbbb59e9d5edd1ffc9d8a68d7ace8f11946
- 08 L eb1e628bc43861c57c258d0934a44f5505f524175ee952a37ad5b0779d3a86a7
- 09 L 10b5dbed875c1566adc8cce2e74331cd824d1b033830a050978ffbdee7ba19a7
- 10 R 39d7feb5377f010cbb2c273938f282c3bb08e09e9cf6218b3029f267f2edcf62
- root 266a5bf307fbbdaca1c49474aebc68cc6605f37789c1d64ff3ffa8ac844e6efe