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 SAN ILDEFONSO, ILOCOS SUR Award a ₱1.5M contract to BM-JEM CONSTRUCTIONMunicipalities
Transaction hash:
a70ff3473c3bfbc1874b3693f01ae6425f7e8b387175e8b05c282c3b836a77e0
Status:
Included and unchanged
Block:
#4,265 1,748 blocks after it
Position in block:
Transaction 63 of 94
Award day:
Oct 29, 2020 (6 yrs ago)
Value:
₱1,468,572.57
Project:
CONSTRUCTION OF PERIMETER FENCE
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 #4,265 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 SAN ILDEFONSO, ILOCOS SUR awarded it to BM-JEM CONSTRUCTION on 2020-10-29.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 San Ildefonso 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 a70ff3473c…6a77e0now …
- 2. Block Merkle root changedstored bed1e0fb01…7c229bnow …
- 3. Block #4265 hash changedstored e55d11323a…bad7d2now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 93 records. Each step hashes the current value together with the sibling shown.
- leaf a70ff3473c3bfbc1874b3693f01ae6425f7e8b387175e8b05c282c3b836a77e0
- 01 L a2788aab6c614232bf5b95eb25f81b73fd9c13e8966342ab284a3bd8ce6deefb
- 02 L 4ea37a0f2a2bc0352f59490245474d85543aa1470e87aebcfa940af3a59f5b1c
- 03 L 5f57c952e368b9dbfb2fe431988d5db7a3d4324761d10f8028cf0ec6d71b8c4c
- 04 L 71b11179d9136cddc957eb3507eb8394aea98d953af850db3ae529451f1ff3dc
- 05 L 2dbcb1f56952e5f192f90cab41ac50db0220185afd0f1bbdccc87cc02a652342
- 06 L cbe4207c587bef5faa5eed66f1920c4f092c063d2bff3b65ea2704f02d6f77cd
- 07 R d591e837df732b629d59eb614457e60a2e546a4d9946ad331e33c9c2aa284698
- root bed1e0fb01f623fc52832a102bc145f84de168cfe74967f049a8373ce17c229b