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 ₱169.3K contract to ALCEL CONSTRUCTIONCities
Transaction hash:
aa5251d68e37b96d7410fc573fd87ad558d314d1eb7f4e1c3790c9cdfb2ed2d9
Status:
Included and unchanged
Block:
#4,328 1,685 blocks after it
Position in block:
Transaction 36 of 69
Award day:
Jan 5, 2021 (5 yrs 10 mo ago)
Value:
₱169,279.03
Project:
Construction projects
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 #4,328 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 ALCEL CONSTRUCTION on 2021-01-05.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 aa5251d68e…2ed2d9now …
- 2. Block Merkle root changedstored b445a20558…c40af2now …
- 3. Block #4328 hash changedstored 970015195d…ab570bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 68 records. Each step hashes the current value together with the sibling shown.
- leaf aa5251d68e37b96d7410fc573fd87ad558d314d1eb7f4e1c3790c9cdfb2ed2d9
- 01 R ae8220f22ea47a780be7919ecf49712979468003b43af8c53a0d3ec9fe50534f
- 02 R 128683a9c6b32fd2aa2d548f275ca5850a8da2cbc4480624f2f9fba4f6de9812
- 03 L 892b07485de9da26c868b98439afdda233571f34bfb43a657ca3bfccfc7a510e
- 04 R 093d5e57ca57a720311e61512aca758aa226b25c5e787a686966287f6aaa5555
- 05 R 4aae70eb5b5f85e7a5cf66d6d537173c5bfd73c18366491d50af6150dfdcfe0c
- 06 L 457262c4ece5aaf5eeae83b61a4419777960c9087b4fa7e7de15657d2a302be2
- 07 R 03f912a560a30d375179b7ce334c5ecd8c7b4575722a9f3b34fef6f394919036
- root b445a205583531b211f4724304fbbcca4696bd22fdb580a2131ee87644c40af2