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 IFUGAO Award a ₱529.7K contract to SIFU J BUILDERS CORPORATIONProvinces
Transaction hash:
a3731c81036380185400a15b04ed4f32f77a9ca7de9e9970a27300b27bb1510b
Status:
Included and unchanged
Block:
#4,097 1,916 blocks after it
Position in block:
Transaction 169 of 251
Award day:
May 5, 2020 (6 yrs 6 mo ago)
From:
Value:
₱529,693.62
Project:
Package 2020- 75 (1. Habbang River Control Constru
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 #4,097 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 IFUGAO awarded it to SIFU J BUILDERS CORPORATION on 2020-05-05.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 Ifugao 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 a3731c8103…b1510bnow …
- 2. Block Merkle root changedstored 40d18cc402…170bcdnow …
- 3. Block #4097 hash changedstored 51108369d4…fae6acnow …
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 250 records. Each step hashes the current value together with the sibling shown.
- leaf a3731c81036380185400a15b04ed4f32f77a9ca7de9e9970a27300b27bb1510b
- 01 L a2e80a2f0fbb158c1db15e07204cf024bad05de0bd9abffe8f629758a7a5dfb9
- 02 R ca015cf1b93d4ca85fb6976a50ae3e94048463f8987a5af07523e6939983b7c7
- 03 R 714831df15a1e9bf958575f88edc05c4b3acf79177bc473cb6d5a2c37bdf33af
- 04 L 37431cb0506e1fa46c8c0cc5b2c28d98cb1f3b115ac279285a85f7868f7b9457
- 05 R e2de72793d11ea6fef17c637f8f111d0157ec7cdd365e7948ebbab859a856cc9
- 06 L d70c0280a69fe6fc954f0dd572e264fabe1cefd6af2f04290012ea834c3b3ba0
- 07 R f97ae169ae7f8bd983dee3255403d5fce124a6e5e02d0661e830948f02edabcc
- 08 L e69c94a0aadb54fa0c3284c9fddba382e35aadc1e8f8b15ec81fdc06a220d4dc
- root 40d18cc40247f235dc17ea415c48510742f2733455f92713bdd68070fc170bcd