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 ALAMINOS, PANGASINAN Award a ₱347.3K contract to EJR BUILDERS & CONSTRUCTION SUPPLYCities
Transaction hash:
155f78aea9b3fa09acb4d1ca2cda8cf30c4e94280267396b57e7185ea4b4bd65
Status:
Included and unchanged
Block:
#2,301 3,712 blocks after it
Position in block:
Transaction 20 of 183
Award day:
Jan 20, 2015 (11 yrs 9 mo ago)
Value:
₱347,326.15
Project:
Construction of Gazebo 2 - Children's, HINP
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 #2,301 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 ALAMINOS, PANGASINAN awarded it to EJR BUILDERS & CONSTRUCTION SUPPLY on 2015-01-20.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)COA's CY2024 audit of City of Alaminos 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 155f78aea9…b4bd65now …
- 2. Block Merkle root changedstored ae4a0253b8…24d152now …
- 3. Block #2301 hash changedstored 36b3455f10…f6fe43now …
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 182 records. Each step hashes the current value together with the sibling shown.
- leaf 155f78aea9b3fa09acb4d1ca2cda8cf30c4e94280267396b57e7185ea4b4bd65
- 01 R 15702b9f8403810dfbc535242dda258eead74eb657ffd516938c00e90253dc72
- 02 R 5dfc554b873862f45517dc949161360a478cd13582a50d19ae94978328ca16df
- 03 L 193083cc53143ac8dce3677859b8eba70a5e609ce629808c60775878926b293f
- 04 R bb5ec65791a60319c274bba603500f68f078ebe7b74b8bb47655674ccc0da9f2
- 05 L 295ce560db46c36e818bbfb1d1840650160e81fdd745103ae6688e227a8d9ca2
- 06 R 2a8011a48206936e6b95621f1b62069386db0374dd3a25974d9b125c0b1160fb
- 07 R 81148fed63e04d91cc2f4f7f2822123851225e99765145a654db1baf9d4dc24d
- 08 R 686adfdc71d47151fb33f3faee8487129896a3dda26406dbe03573938f00dbb3
- root ae4a0253b891685ab0201370ad3e0f1dcfc358ad1ff5e5416a927a55eb24d152