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 NEGROS ORIENTAL Award a ₱2.1M contract to ISA CONSTRUCTION AND DEVELOPMENT CORP.Provinces
Transaction hash:
2173617e40173ecb0d4c2cf43d05a9efe3cf3594002a48606e6a47a0cb15e4c1
Status:
Included and unchanged
Block:
#5,511 502 blocks after it
Position in block:
Transaction 41 of 299
Award day:
May 23, 2024 (2 yrs 5 mo ago)
Value:
₱2,052,926.84
Project:
Infrastructure Projects (B-98-2024)
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 #5,511 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 NEGROS ORIENTAL awarded it to ISA CONSTRUCTION AND DEVELOPMENT CORP. on 2024-05-23.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 Negros Oriental 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 2173617e40…15e4c1now …
- 2. Block Merkle root changedstored b41a03e355…298d2dnow …
- 3. Block #5511 hash changedstored 9f2b71df83…22b34bnow …
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 298 records. Each step hashes the current value together with the sibling shown.
- leaf 2173617e40173ecb0d4c2cf43d05a9efe3cf3594002a48606e6a47a0cb15e4c1
- 01 L 206b1043d36b7a5315358a347d8912e80a2189495e9842e728b749e4eee7f49f
- 02 R de59770f48b4bddf8d6b01c6d0f6a3acf01401eec0c4b4ab382a09512c4927c2
- 03 R dd845725634094a10b8edbe9659b9ee5fed9e71a8223e0a0b65d4281f3250c72
- 04 L 9f49bf1b47323a65958d244fe4e9f602da2e217dd9c8495025a6112d19227ceb
- 05 R 971a2f819407f4a1db29b9313f9fea90d319ca32d4853db1a80ed9fa9b81c8b1
- 06 L 021e10173118356ea04881fe77817bf80eeebe22fca17a541f7232a094afc0a6
- 07 R a55ee5e93e77d74d1ed827b6a28820036d39e9f17f6416e5817c79e15ab6c8f7
- 08 R cd61795c928c8877d9ea1ec82873f422318d523f62e9a1eef1164a0c8ea8cc3b
- 09 R 33bf5f716f9117f4fa4110ad83de9322b919af2c52cd27fefbc8c323ab8c022b
- root b41a03e3550447df35eff5424042dd65d05e42c7c995e9feae7e386e88298d2d