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 PAMPANGA Award a ₱2.0M contract to 0110 CONSTRUCTION SERVICESProvinces
Transaction hash:
ac2ab9f139dd487d8a1f82f4f1b8d25098308c0cd57ca8c5dc28f234ccba9829
Status:
Included and unchanged
Block:
#4,950 1,063 blocks after it
Position in block:
Transaction 226 of 332
Award day:
Oct 17, 2022 (4 yrs ago)
From:
Value:
₱1,986,683.13
Project:
PR 22-2781- To supply labor, materials and necess
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 #4,950 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 PAMPANGA awarded it to 0110 CONSTRUCTION SERVICES on 2022-10-17.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 Pampanga 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 ac2ab9f139…ba9829now …
- 2. Block Merkle root changedstored 1ebc8b6acb…e7f080now …
- 3. Block #4950 hash changedstored 1f4bda72f5…f52889now …
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 331 records. Each step hashes the current value together with the sibling shown.
- leaf ac2ab9f139dd487d8a1f82f4f1b8d25098308c0cd57ca8c5dc28f234ccba9829
- 01 R ade56227197eb94f520d8e159f1f85c4d9e352dbe5f787ab6cbcf3ef2c1626b4
- 02 L 76a0e54a3094c601cd7dcd2cfeec7efe6b667e21fbeeaa8bf306deb4b466e546
- 03 R f717e68244af0b0f15f282fbadfb816089c24c22a0a2dfb054558535fd5817c6
- 04 R 49bb9320b0286054c0aecefcc0134326b5dfc04e864fbfbfbf9b88830452ab98
- 05 R 81b33d04c5cf1f87738a5d02004844a4471728cac298004564186ba9296013f5
- 06 L 59a00d0123e599aefd2964913a6d21ec11d37bbac41187192482ee308b115799
- 07 L dd606628cc0d32e0bd9ddd45573e6398ece891d11740345d9ebb78ec6f071403
- 08 L 861b1d08903cbef766e6d4083a0d2a2d1bafb617dca0bac8e5d55a1e3fc2a1bc
- 09 R 362f60d9943aa7c0721507b11514788888d770d3f5e113f2e4896debef35a849
- root 1ebc8b6acb93986c0d6562023f269b9ad432deee966f0f2f970a080a2ee7f080