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
CALAMBA WATER DISTRICT Award a ₱4.9M contract to R.C. DE VILLA CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
829afe59ca2b60f6fa3808455897fd7a8d9959f880dd0e41940b8359d1cac2e0
Status:
Included and unchanged
Block:
#2,743 3,270 blocks after it
Position in block:
Transaction 80 of 154
Award day:
May 20, 2016 (10 yrs 5 mo ago)
Value:
₱4,851,166.88
Project:
Administrative Structure & Improvements
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 #2,743 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)CALAMBA WATER DISTRICT awarded it to R.C. DE VILLA CONSTRUCTION & DEVELOPMENT CORPORATION on 2016-05-20.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 829afe59ca…cac2e0now …
- 2. Block Merkle root changedstored 84275aa6be…2919c9now …
- 3. Block #2743 hash changedstored a7df50c622…cd50bbnow …
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 153 records. Each step hashes the current value together with the sibling shown.
- leaf 829afe59ca2b60f6fa3808455897fd7a8d9959f880dd0e41940b8359d1cac2e0
- 01 R 83512cb2e96be962ae84aa0cb186d195fbc3b6a4c0d1ee25ea215a810376b981
- 02 R efb2cfdba17ca7a0a559892f16de867e00c1ed7405afaa215a3068f7fb62dbee
- 03 R b54824ed4dd214a94e4f1d636d231fb0121ac0750d191cd567c5b30729197380
- 04 R 596c214db969ab15b3d9dc90685f2c6f9a634fb31b121e353abd84fd4bacf73d
- 05 L 5f2f0f219fef4a90ce33f7825af06bb68c4fa28bdb4d726f685743584bd8bc50
- 06 R 0a42ccd31a1e88838c5aef651685d7594d5e9616e229decc4e7632e16aed8cb0
- 07 L cb0c52a8bb05b90cfae4b84d43417656b42a5f2be3202bc8941a47284684d8cd
- 08 R e76646c426995ab0bddab74b82962ec814653b0847b156080bed97904513ac3e
- root 84275aa6beb3f53dc21e617c6759f567085a924874e6a477b7e89332e72919c9