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 ILOCOS NORTE Award a ₱2.0M contract to TMT CONSTRUCTIONProvinces
Transaction hash:
b46afa4b500bb152cc85ffc601ff5bbebc2710fa255b6bb42d8d4b08eec71598
Status:
Included and unchanged
Block:
#4,681 1,332 blocks after it
Position in block:
Transaction 149 of 198
Award day:
Jan 5, 2022 (4 yrs 10 mo ago)
Value:
₱1,997,878.35
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 #4,681 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 ILOCOS NORTE awarded it to TMT CONSTRUCTION on 2022-01-05.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 Ilocos Norte gave a "unmodified" 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 b46afa4b50…c71598now …
- 2. Block Merkle root changedstored 44ab9b670a…464cd8now …
- 3. Block #4681 hash changedstored 7e27981587…7cbd21now …
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 197 records. Each step hashes the current value together with the sibling shown.
- leaf b46afa4b500bb152cc85ffc601ff5bbebc2710fa255b6bb42d8d4b08eec71598
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- 02 R 947cba84acc5fa7be72dde7a46498a25255b77f394c4fb38c1e45fd15a29a7bf
- 03 L dcf87504015787b3bf4d4de0fa3469247e47e25b0aa1ff4823140e787e8773e7
- 04 R b0e542d11f770023fe1575c27e241091f8b8b455afdb3a64100ef27a83520832
- 05 L e457e22873b0567d4adff0b151d39638425a9fb56f98a9ab3519019473a7d9e1
- 06 R cb2b8089fc4aa4687714cc85f209c78a69c32971e1670d5b02a0b14ffe24a4a2
- 07 R c31003c54b29472f577055ecfb1135ee326c9d5657c4fb129dfdc40457856ae9
- 08 L f9f3f13c643b71c8b94dd6ded7c563a44c99136a74a3e0e240f4a97138c9b3ed
- root 44ab9b670ad7f32c3b488df7771149ebea68d1057e0757d401eb71fd17464cd8