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
CITY OF DAVAO, DAVAO DEL SUR Award a ₱3.5M contract to DREAMBOLT BUILDERS CORPORATIONCities
Transaction hash:
0c299c052c86ef6fc978ecd94e01639d673c1c0962f2d63dad6910d5988896c1
Status:
Included and unchanged
Block:
#5,008 1,005 blocks after it
Position in block:
Transaction 19 of 413
Award day:
Dec 16, 2022 (3 yrs 10 mo ago)
Value:
₱3,480,402.36
Project:
Infrastructure B14-2022-07
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 #5,008 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)CITY OF DAVAO, DAVAO DEL SUR awarded it to DREAMBOLT BUILDERS CORPORATION on 2022-12-16.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 City of Davao 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 0c299c052c…8896c1now …
- 2. Block Merkle root changedstored 71a4cff985…6e3f0cnow …
- 3. Block #5008 hash changedstored b2bd17b633…990c62now …
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 412 records. Each step hashes the current value together with the sibling shown.
- leaf 0c299c052c86ef6fc978ecd94e01639d673c1c0962f2d63dad6910d5988896c1
- 01 L 0c125e0156f2cf6a54839be2857bc6fbf242219937d28937d52be57e32348d69
- 02 L a4df34908eed0ba0f3ec007b9e7b97ffd93d71407bd24e86e1c91f0d31cdbd38
- 03 R 0a1719d251884b72070f3dd2629df649a2427da0eab234d37d2e46c81c924623
- 04 R 8d9ea884cdd5a0853d7923304062576516e1e4daac4bcaba03bbadd2a51841b4
- 05 L f5b6575d77643a6a3b47f3475881807dcb402f6f81ad6c9dcb57a1337e3676f6
- 06 R 5380fbc9e28ffc9d93f132955c0b9c25fd0b8abcbecc99d371f7de8178fb4cbd
- 07 R d4277da4fff9920b280c83f3bc90edc8b9d0a04fee0113df68546c733140aec6
- 08 R ebe37e5d23c626ef7e7e93eb896f538a52d5feb66efaa6db8a4b30120c16c517
- 09 R e3236531af7d38dfc0f773bed850b26622ad68e18c4097db618e4ba5fdbee3eb
- root 71a4cff985b84d373a34e0655024ed6412216d41bb29c1e4ed01bbef196e3f0c