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 - MINDORO OCCIDENTAL Award a ₱19.5M contract to AMM CONSTRUCTION AND CONSTRUCTION SUPPLIESNational agencies
Transaction hash:
dc6dea4fefc1bcb3db538c0807a70270a7d95ef7c12db2c2acf202ca42926e39
Status:
Included and unchanged
Block:
#4,807 1,206 blocks after it
Position in block:
Transaction 256 of 306
Award day:
May 23, 2022 (4 yrs 5 mo ago)
Value:
₱19,487,305.95
Project:
22EB0105 Construction Project
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 #4,807 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)DPWH lists the funding source as "Outside Infra - GAA 2022 DA FMR", i.e. the FY2022 GAA. The exact UACS line is not given.Partly
- 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 - MINDORO OCCIDENTAL awarded it to AMM CONSTRUCTION AND CONSTRUCTION SUPPLIES on 2022-05-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22EB0105: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2022-12-27). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 dc6dea4fef…926e39now …
- 2. Block Merkle root changedstored ad08e4ac21…d4fb5anow …
- 3. Block #4807 hash changedstored 4929c9eff9…809614now …
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 305 records. Each step hashes the current value together with the sibling shown.
- leaf dc6dea4fefc1bcb3db538c0807a70270a7d95ef7c12db2c2acf202ca42926e39
- 01 R dd6108f74df0ebdfdd8f9529189bbd41a313a99f46045b92d5eaabb0e6eecef3
- 02 R 7ed4326b27c7e1ba63172b69ada7a1b7eff5a35b387e7973ee2db1dae7b769ae
- 03 R 50fac2a8afc0665dc964d5a0a3d6b4ba6e5b5c71c834f1ca33c8abba7010265f
- 04 R 3523b11472d1ed2ab5ec745757329d73af3f6a6116a2bf6a8458f527199e0ea8
- 05 R a3d6db320699ee0edb4aff70cfea628c109aa6fc30073ef1ab49b4fdf11e4efa
- 06 R 3a7f27abf6f568df372c503c6eaee7517813c1ebde859886cd647f7a622a4bc6
- 07 R 287e001bc4af324467f03553d47989449c0d102c0283ecb0c6cd8b06c3336a74
- 08 R 3305b04f7d850083c9c8ee9d62a59925df04b35d04d37f6cf2211ce5cfdfe678
- 09 L 9ca167a7a5901a99c04083751588041b93da12cd17c822b4d5851e3f00647fac
- root ad08e4ac2125c77357480a2b80e6fe0cd895d486a517ce1d13fc96f111d4fb5a