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
PROVINCE OF RIZAL Award a ₱46.6M contract to FLAG CONSTRUCTION CORPORATIONProvinces
Transaction hash:
b670456da8019bfb078e2debe685ab0b9bcc20ea1a18f56feee8b7903711fe1a
Status:
Included and unchanged
Block:
#4,648 1,365 blocks after it
Position in block:
Transaction 200 of 291
Award day:
Dec 3, 2021 (4 yrs 11 mo ago)
From:
Value:
₱46,570,090.46
Project:
Construction of 4-Storey, 12-Rooms Ynares School B
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 #4,648 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)PROVINCE OF RIZAL awarded it to FLAG CONSTRUCTION CORPORATION on 2021-12-03.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 Rizal gave a "not stated" 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 b670456da8…11fe1anow …
- 2. Block Merkle root changedstored 49ef398e1c…f691f0now …
- 3. Block #4648 hash changedstored d93cb66f49…4ed73enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 290 records. Each step hashes the current value together with the sibling shown.
- leaf b670456da8019bfb078e2debe685ab0b9bcc20ea1a18f56feee8b7903711fe1a
- 01 R b68e51d5163f073a234f1950dbf36239625ff83482e5ee11787fcc7570a97c2a
- 02 R a6670dc10e87fa8c279fd4681b34f5106b999390df279a2dcd30852e47c9e3d6
- 03 R c0250a0330bf20349bbb3670dd0d9b857d351dddcc9c24cf02c267b7d162bcf3
- 04 L 0e6953107333c562c872c559f49685f19a3da1ef81f893ec652858e0c7172107
- 05 R 4ee6fc7005d4dfc62aa97d0ca496673931173c54c7923b83ff2f50e343155c81
- 06 R de670f051493c1c3defc0b248a15c395d82cf3098d96a774712d965c833e975a
- 07 L be98c13b76a76ee62702b1ed58e65603a5edbbc656728d8983d1a0a97cc438b4
- 08 L 83397fbc098a1ac2a8d7d0613f3656d1e8fe60098385a80f73d7ef51f78fd579
- 09 R 632346ca781eaa6595ff76b391cc2560a71ae2487b3b23c585700e475c551f1e
- root 49ef398e1c28d27325d886fa80196fa17ae57888c85b1a6c3e6f194a19f691f0