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 - REGION I Award a ₱138.6M contract to KATHA BUILDERS & SUPPLIESNational agencies
Transaction hash:
e45a60cdd7a8451c04df245f63b9f188f4e48773d8f231d722eb0c0f52b90e5a
Status:
Included and unchanged
Block:
#3,320 2,693 blocks after it
Position in block:
Transaction 474 of 542
Award day:
Jan 30, 2018 (8 yrs 9 mo ago)
Value:
₱138,562,526.30
Project:
18A00007
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 #3,320 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 - REGION I awarded it to KATHA BUILDERS & SUPPLIES on 2018-01-30.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 e45a60cdd7…b90e5anow …
- 2. Block Merkle root changedstored 7f4f33974a…71ef8dnow …
- 3. Block #3320 hash changedstored 33ef226f3b…a861d2now …
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 541 records. Each step hashes the current value together with the sibling shown.
- leaf e45a60cdd7a8451c04df245f63b9f188f4e48773d8f231d722eb0c0f52b90e5a
- 01 R e47c7c0dc91c29f7920cac532ac07c0422f6f3e979004abcc042dbe0460f3f0b
- 02 L 9389d3096e260d9d10c30ff2869d4432c16d35495da3d26ed0dc0663e7a24637
- 03 R 3ed5d74289a6db3fb40d3dc382676ec229e73c0ca25f47ecdc2c8ab41a8bb58d
- 04 L ccc52a5f3f7d62768ac8c68425d887297cdd03bd002dc0b120f94ab7a8858acd
- 05 L 284a626ad4db571e5780a413fd030a4080491cfc0037056163be6d011c10ba9d
- 06 R da2d5e15f49ec3d110cee60b20e9c36e657cbd5edb56bc856319d8edb1385e9f
- 07 L 3f62dd4413a3bd03ef5d06e044d6c70b77ebce105aa167710c1b87d06a5cd068
- 08 L 8385e42338a9234619e9ddb55cda4489b0fdcd06fc518c33470ed80b874dbc90
- 09 L 42be40e040ed40e89fd989054f2c8a8a30c06ea77f133b4692f69e8e1fa9d57a
- 10 R cb42ca8bbc92f2d85cada6fc87187bb9a9f0f30ac29f84e41bb4dfb8bdc1d818
- root 7f4f33974a4a9ae4ee15359fd778d93876d426fd1a6c35f2289274106671ef8d