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 SUR Award a ₱723.1K contract to PRECIOUS CONSTRUCTIONProvinces
Transaction hash:
e929ca0f80ebcf0a31abaf2ce0e356ec092985044bbe10e379b54731af11ddea
Status:
Included and unchanged
Block:
#5,202 811 blocks after it
Position in block:
Transaction 355 of 389
Award day:
Jul 3, 2023 (3 yrs 4 mo ago)
Value:
₱723,115.84
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 #5,202 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 SUR awarded it to PRECIOUS CONSTRUCTION on 2023-07-03.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 Sur 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 e929ca0f80…11ddeanow …
- 2. Block Merkle root changedstored 878d9026a0…02efd5now …
- 3. Block #5202 hash changedstored caed8f9fc1…b79054now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 388 records. Each step hashes the current value together with the sibling shown.
- leaf e929ca0f80ebcf0a31abaf2ce0e356ec092985044bbe10e379b54731af11ddea
- 01 L e921a78fec6d022ba70253eaced6f11eed4c6f96c5921eccd03159661b4dfdc6
- 02 L 263a47881b09a49313f708c6f6d9ffcd3d5437a2fe887bba3b8a6582f2518772
- 03 R b8e6b2146dab20a9b3a8abcca1b5f4a768ce1dc2676d17f681de69950b839f64
- 04 R f0de4e21053d4e42029ddd2c521659867872bf4582a312e886e3632058ccf833
- 05 R 563626acc546e7065fde8af55a8c8ed5a7d9c63f5abea5ca68a9b3c58e5fa530
- 06 L 99ef62a985f310444e15d81c2f5f472c9fb172231cdea47e8c9bfd30369b81d1
- 07 L 88e46a8a787265412b0883ee0082dc4d90f65b1ad685a288ff781c7521763805
- 08 R 3e366ed9318383a94cd1bfd063bf816d951cd70e113c0a0cce12761d52414e82
- 09 L a500d752934d7bedb4417a5cb3e9cd22db744777eeb23564298bb736dda4e407
- root 878d9026a0b2cd5fa310b3e9d436488e6f750d18199822067c73e0207902efd5