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
METRO MANILA DEVELOPMENT AUTHORITY Award a ₱4.6M contract to ILFREO CONSTRUCTION & TRADINGNational agencies
Transaction hash:
465f4f97a48b7660930ebd640598129a00274d9f905453262cc9fd0fe29fd36c
Status:
Included and unchanged
Block:
#3,447 2,566 blocks after it
Position in block:
Transaction 89 of 325
Award day:
Jun 13, 2018 (8 yrs 5 mo ago)
Value:
₱4,610,325.71
Project:
Construction Project
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 #3,447 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)METRO MANILA DEVELOPMENT AUTHORITY awarded it to ILFREO CONSTRUCTION & TRADING on 2018-06-13.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 465f4f97a4…9fd36cnow …
- 2. Block Merkle root changedstored 426e2279c5…8ab8dbnow …
- 3. Block #3447 hash changedstored cae2b48cf0…3b69b9now …
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 324 records. Each step hashes the current value together with the sibling shown.
- leaf 465f4f97a48b7660930ebd640598129a00274d9f905453262cc9fd0fe29fd36c
- 01 L 4521e005367f565e201c62866c1e68222b851da5acca5f5f05324eb8791db30e
- 02 R b878f2bc4802f5cf11fbadc1ad96c6ee55f6b2bdada81f2e36d0cd2abe1b4935
- 03 R 33b6553fa60a33b57446ba6573863c42f7f70363f180b64bcb7992f7e8a4b4d9
- 04 L 6370479dc23b5332347dbc2259ae84791fb93b29f607440fe78d2abc82464af9
- 05 L e6a69cc93183db23281e9604dd4ab67a6d3532ec78ade0523a50aa4d0385c1e3
- 06 R c14746cb6c39e0ece457658cb90728d55c8c9cc6ba72bd5988a9f5a92c2e7a40
- 07 L 0ee4f6936ac1ef0653cdd37819ea0a16ed8df6d5ba1c7d1c09a0491c549517a6
- 08 R 23455e4c80d8771ede624f5a71a5e51ff1fd711b2dad897565736d72a025e6a6
- 09 R f24d5993773519c5418448a381a17d56f6aba6b0306592f7fd5fb18ea9043d70
- root 426e2279c59f0b108eca52d0191fe52190eebc61553120cd55f67b59968ab8db