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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 1S Award a ₱3.8M contract to U.M.D CONSTRUCTIONNational agencies
Transaction hash:
94eb8e1aebd758e8ce3e28aa378fb8e3fb2506811d08d12fd9fc03556fd0346a
Status:
Included and unchanged
Block:
#4,725 1,288 blocks after it
Position in block:
Transaction 347 of 589
Award day:
Feb 21, 2022 (4 yrs 8 mo ago)
Value:
₱3,793,482.72
Project:
22KG0067
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 #4,725 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - LANAO DEL NORTE 1S awarded it to U.M.D CONSTRUCTION on 2022-02-21.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 94eb8e1aeb…d0346anow …
- 2. Block Merkle root changedstored 526ce4d8cc…f674b2now …
- 3. Block #4725 hash changedstored cc179917a5…0ff749now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 588 records. Each step hashes the current value together with the sibling shown.
- leaf 94eb8e1aebd758e8ce3e28aa378fb8e3fb2506811d08d12fd9fc03556fd0346a
- 01 L 945c0da0f5d7e918b55ceee71ba0c23ee088784aa66a7f653a1c371158bf3268
- 02 L f5c8d32e0bd5a38cbd172898a1d3430ce1b99eb26d8ff483e10caa49bbd6c058
- 03 R 4a74c8b85f3320177f5be059a2b91c710a9ac287fa3f20322b65ea3f0577991e
- 04 L a2566453d1b5b65a5a7c05106e110adf85dab4728c12380c624f209d191bb6bb
- 05 L 592fcee6833b3b770f2b8b7fce663f751b0acec3bf3fc7a55aa90ea22a089c36
- 06 R 4abeb94118fd9c2d0465f2a9950026507406a4114d918480e6feb155b0b652b0
- 07 L 2a581e3e47e68d30cc414f5dbe528dbcb4fbd344361857973ef75482bcf93ed1
- 08 R 4d3be9c9b9cf23dfffb20ec905cc1297fee5198836adc8959d2f89dbf6551190
- 09 L 5be01c5c7ec386876e0714ebeef7aab91f4aa495dc254d03e30e80d10be6d630
- 10 R 3ba671e8160846f417a639d21a779cea6a8948d836ff7db179f166256055a62f
- root 526ce4d8ccf4ecf4538fa4f84bc1f1b194f353d751433c91c0960b46e1f674b2