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 ₱7.0M contract to RNN CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
c4e9e41d3ea5f098f26aa6528daac2f400b5faeb12d88dbcc46d2fd5028890dc
Status:
Included and unchanged
Block:
#2,347 3,666 blocks after it
Position in block:
Transaction 99 of 135
Award day:
Mar 11, 2015 (11 yrs 8 mo ago)
Value:
₱6,970,341.50
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 #2,347 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 RNN CONSTRUCTION CORPORATION on 2015-03-11.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 c4e9e41d3e…8890dcnow …
- 2. Block Merkle root changedstored 68104024f8…5a77bdnow …
- 3. Block #2347 hash changedstored a849ff1c0f…7616dcnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 134 records. Each step hashes the current value together with the sibling shown.
- leaf c4e9e41d3ea5f098f26aa6528daac2f400b5faeb12d88dbcc46d2fd5028890dc
- 01 L c237ea18c629ba3745475edcead30415b10f842121e28acb25e7e7e84fa26427
- 02 L b956a6ab9f7701c18dc423910ac5e62aa30a1e77f6f07cb954ae9e2d2bfada1a
- 03 R abbe84605235ece713d47594520a5a70ab65cb7f7c818afe32880be0c38da0fb
- 04 R 1eea80b76da2f598634887c4f51432a4fa65802ef4b440b3eedeb14b15419856
- 05 R 13a013b79ca257cb803ab95baa77d802b0a606444abb121a8212bc1ff05c1677
- 06 L e531cb1c45a07dde55d969065e83ca97f8160b96b361f181e75e9a20027ec30d
- 07 L e12ad6fd8004948e9ee0a0fe1b65698f960e25b33504f5767e034bc6c6200935
- 08 R f3464da78c941f2d29cb06f50890ee858a75e5413304b7791ce29dfaf375d16d
- root 68104024f8631776036e109493b2b8aa7df1ef67784bdfa95adf6fb4855a77bd