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 ₱12.3M contract to JLACE BUILDERS CORPORATIONCities
Transaction hash:
d3910db9b5744d60a482fa8bf95cc969f0ab68f8c3a075971ee8370f2455f152
Status:
Included and unchanged
Block:
#5,662 351 blocks after it
Position in block:
Transaction 185 of 219
Award day:
Oct 25, 2024 (2 yrs ago)
Value:
₱12,300,000.00
Project:
Infrastructure B11-2024-07
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 #5,662 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 JLACE BUILDERS CORPORATION on 2024-10-25.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 d3910db9b5…55f152now …
- 2. Block Merkle root changedstored 3479017dd8…5444ffnow …
- 3. Block #5662 hash changedstored cc97beb048…c2fce3now …
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 218 records. Each step hashes the current value together with the sibling shown.
- leaf d3910db9b5744d60a482fa8bf95cc969f0ab68f8c3a075971ee8370f2455f152
- 01 L d1936f82686d9d3ae15a48b3a5069bc0896c0d20ffb7f96c6a7679c9c59f7039
- 02 R 9baaab6ab56a37d18a6128316a9163cd38634000003b0ed91096e09584b416cb
- 03 R 08eb0e640ff6fdd62dbe6ccb0c69989f28a208dce417d2a203d7f6138b569505
- 04 L be98de5c2c060df54233490b8e26e67a36195f232f1c53a9ba03c2e874dd32ac
- 05 L 3868c6b9cb522906a2813a7e56f720a1a77dd27f8c68957532e7ebde4184530c
- 06 L 9406931d2f3111cc08a0d0a524f97a80a8bc66a7314bbe27efb07523d2dd90ee
- 07 R 0c81dc2c6f139563f20c2c063c9db8defaec348942ff7894eeb4e1b82e02cf6b
- 08 L 0e31c4cd75903a84993bd706c485219955519cba543fd9c16da5182fd8a69f9d
- root 3479017dd8b7e69e735c2904ab8ebf32037a98e07a20ae4e82321865745444ff