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 ₱2.5M contract to ASTRO BUILDERS AND CONSTRUCTION RESOURCES, INC.Provinces
Transaction hash:
d4e8f2eee26c01400c98a25d20db530392d4617c9403d45ff8b9e22c00a826f8
Status:
Included and unchanged
Block:
#2,661 3,352 blocks after it
Position in block:
Transaction 153 of 178
Award day:
Feb 11, 2016 (10 yrs 9 mo ago)
Value:
₱2,487,519.30
Project:
Construction Project
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 #2,661 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 ASTRO BUILDERS AND CONSTRUCTION RESOURCES, INC. on 2016-02-11.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 d4e8f2eee2…a826f8now …
- 2. Block Merkle root changedstored 0d93f20553…e1b76dnow …
- 3. Block #2661 hash changedstored c599064626…62bc12now …
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 177 records. Each step hashes the current value together with the sibling shown.
- leaf d4e8f2eee26c01400c98a25d20db530392d4617c9403d45ff8b9e22c00a826f8
- 01 L d478bf18cf16eac49462349751ed58fbeab36d4152e2a1dec121aca9fd9b2612
- 02 R d1a364bafb3826513ed3df00f12f9ef1b7e2ad407d9ce9914af4fa692aedc629
- 03 R d5d6455cc17e592e7380dc1a77e949348fae6a274b8ce37d8ed3a7013e7d4626
- 04 L 6866bfd7783df27aa2967cf485a16c00674effabf47b88a253aabb2fadc98f0e
- 05 L 46a42c181ac546a6e40464925b174fc74549ac1402210f1d0920403eee067dc6
- 06 R 8a9e72e4d074409bcbaed5c181bd40ad7e32d0a9564292c85db17f0e74b2bc7c
- 07 R 403d88132704957813624751fa455b39b4d1eeba3da8512a5937e0a37503dd5d
- 08 L b834a12c9e2ddbe530af7048912fe7d0da2488a4b22302148f3e249f20d85c74
- root 0d93f2055371bef023a6eeee6c1d03661f72d0d02cbffa58243e18c84ae1b76d