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 ₱1.9M contract to JASA BUILDERSCities
Transaction hash:
f8afd43135cf8d8a01c77abc78b3c2b64c4b7355a4492c8db9eeddfd55978c3c
Status:
Included and unchanged
Block:
#2,339 3,674 blocks after it
Position in block:
Transaction 184 of 189
Award day:
Mar 2, 2015 (11 yrs 8 mo ago)
Value:
₱1,850,652.56
Project:
Construction of Guest House (single) Unit 2-Quezon
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 #2,339 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 JASA BUILDERS on 2015-03-02.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 f8afd43135…978c3cnow …
- 2. Block Merkle root changedstored 13b016b5c0…3ad751now …
- 3. Block #2339 hash changedstored e12470b500…526887now …
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 188 records. Each step hashes the current value together with the sibling shown.
- leaf f8afd43135cf8d8a01c77abc78b3c2b64c4b7355a4492c8db9eeddfd55978c3c
- 01 R fab0d6fc6c567e3f762c81c4bd3d2d3e7b1e21c00700e892319c793d0202117f
- 02 R a5f09551fda4b93bf898609975dafc65d66deb4b0e74565774287405aa2d13bb
- 03 R a5eb692d5f41d461e9a981fecbbbb78823c9164d21d41d4bac2025cfb0672430
- 04 L 74a45703a96454085a582e4528712b159f10d9f05547973c9f46f302a4df8fd0
- 05 L b3aaf5ce59913dcc9a64be37d0f6f5460e5fcc92144770c117ec1b808afd09c6
- 06 L c93d245d6414d10ab9dce078f39867e1a3938d542f583f2161b2b95b357cae85
- 07 R 47d847c11787518a9a3b14a1950e019b732cf7ef3a3f24ee9f2b75bc1dc5292f
- 08 L 2b12392fc0d417933e24954894f7998cb49e5aa91e86a55fe5b20eb5ca926133
- root 13b016b5c08a2b28bfc146e829559ea0132b86f8f1ea012d72616345b93ad751