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
PROVINCE OF NUEVA ECIJA Award a ₱4.5M contract to JERRY R. SANTIAGO CONSTRUCTIONProvinces
Transaction hash:
c139281e6db51110bcb3b8d2eb598a067151b300804410de42165822d0d0693e
Status:
Included and unchanged
Block:
#1,844 4,169 blocks after it
Position in block:
Transaction 131 of 184
Award day:
Aug 27, 2013 (13 yrs 2 mo ago)
Value:
₱4,538,359.25
Project:
Construction of Multi - Purpose Facility
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 #1,844 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)PROVINCE OF NUEVA ECIJA awarded it to JERRY R. SANTIAGO CONSTRUCTION on 2013-08-27.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 Nueva Ecija 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 c139281e6d…d0693enow …
- 2. Block Merkle root changedstored 5a90255395…4fb918now …
- 3. Block #1844 hash changedstored 421aec233c…6341denow …
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 183 records. Each step hashes the current value together with the sibling shown.
- leaf c139281e6db51110bcb3b8d2eb598a067151b300804410de42165822d0d0693e
- 01 L bf360181fd529891ae7a656d1bc50e4afe88185251ce57457d92313bff927a63
- 02 L 536a494e16c7e8a436ad1cdfaeeb6955181f5a6524199cce2af1949840cc252f
- 03 R c3b221922647900a59d2e7f112b79b54f50bc33121bfae5a8fb63ad94f473a2e
- 04 R 3da39348401ee46d7b846fa5f105d84c049f405be65635fcc07a63ebb12d5901
- 05 R c7baa1d49809533a0856f060be093fde1731bfd5b1aca8f034dc3faa37d9e0ee
- 06 R 7c934bae9edf80b6e660d2ea4885c353b2e3b95a2cb8e0351b1284c9fca5c935
- 07 R 44a052ea5c0b391f7a1bc6a2e8da4f686c6a49c18ce3efabfbe966b5b2b826f1
- 08 L 8278d1fb2ad8a13ec14d0ff3c775ac84ee4b97c1eed0263ebf6e9ac6ab171da5
- root 5a90255395098a3b82ed2aa400d1862c3a10dcd58b18a65978749f08c04fb918