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
MUNICIPALITY OF SIGAY, ILOCOS SUR Award a ₱7.4M contract to NGEC-NESTOR GENERAL ENGINEERING & CONSTRUCTIONMunicipalities
Transaction hash:
0ba2d4fa0dd1f0a0dd29c7eabad19cab33d307aa39bbfba58a49e0aee8b92f42
Status:
Included and unchanged
Block:
#3,412 2,601 blocks after it
Position in block:
Transaction 9 of 197
Award day:
May 7, 2018 (8 yrs 6 mo ago)
Value:
₱7,365,644.80
Project:
Improvement of Road and Construction of Flood Cont
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 #3,412 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)MUNICIPALITY OF SIGAY, ILOCOS SUR awarded it to NGEC-NESTOR GENERAL ENGINEERING & CONSTRUCTION on 2018-05-07.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 Sigay 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 0ba2d4fa0d…b92f42now …
- 2. Block Merkle root changedstored e190f68a04…790d0anow …
- 3. Block #3412 hash changedstored 8cc5d3d074…fa8a70now …
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 196 records. Each step hashes the current value together with the sibling shown.
- leaf 0ba2d4fa0dd1f0a0dd29c7eabad19cab33d307aa39bbfba58a49e0aee8b92f42
- 01 L 09b63b4fed42ce3ba6e1d3b95bc10f1f6cc5c9546634d2e35fa4c31ba141d10c
- 02 R 77d41967af0e0e32c632595fa9a9fa73a464a72e742ca373c0a2e69c3f657781
- 03 R f076d27607cab69c03a1c1a488988460d1002616f062d40c32a9837bdecfd308
- 04 L 35e78a6f0a5a52b3030388f3ce7696be9c6bb5c665c08658beddd1bfa8cb5538
- 05 R 83c6e6546c9d8fc2a635fef6471444025e9bfdf1480c3b83605efc4bae4423ec
- 06 R 41d5f0bfed4e090f9728940019a9e9399118a0db8fe3f97728fcea709b5e25bd
- 07 R 70b5d0716f41581b50ebf61ff7d51a174d06121a618fa3395937feb1f68ccb1a
- 08 R ad862997b1987a1d0e667967653e774604bc49a5789f9770f8249697cb52a520
- root e190f68a04d6536314b1ca5852c9cc1c67726280083518e2c3695bc263790d0a