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 - SORSOGON 2ND DEO Award a ₱19.0M contract to CENTERWAYS CONSTRUCTION AND DEVELOPMENT INC.National agencies
Transaction hash:
2c735caf73d5bcde968639c266145b325810792a9c0d0bd1b52649a9a603363b
Status:
Included and unchanged
Block:
#3,473 2,540 blocks after it
Position in block:
Transaction 23 of 164
Award day:
Jul 11, 2018 (8 yrs 4 mo ago)
Value:
₱19,001,564.45
Project:
18FL0081
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 #3,473 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 "Regular Infra - GAA 2018 OO-2", i.e. the FY2018 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 - SORSOGON 2ND DEO awarded it to CENTERWAYS CONSTRUCTION AND DEVELOPMENT INC. on 2018-07-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18FL0081: 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 2018-12-25). 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 2c735caf73…03363bnow …
- 2. Block Merkle root changedstored a1bfc93d71…ef5798now …
- 3. Block #3473 hash changedstored e0c67ef849…5133denow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 163 records. Each step hashes the current value together with the sibling shown.
- leaf 2c735caf73d5bcde968639c266145b325810792a9c0d0bd1b52649a9a603363b
- 01 L 2c3b7826ea136ac8c572c5b0f2760b6dc52105914ee86bb545c2326fa9131bfd
- 02 L 27adee4f62dfc4da6715c4dffc0f255b331803e275fbbb17e51e227d2e79bf49
- 03 L d573a0ea3d7092f5686ca99cfc81eabd6eb9df3401a3a07a4a050886fc4e1304
- 04 R ceafddc3c98b68fecc000f4809059914cb329bef755e80a71ad1bd8057aa5d4b
- 05 L cccee98272ff92f2bb7bb65e9b286282dfc8db201cc46bd33f838eba9336b0ac
- 06 R 03a6fe639e9b88e648ae3225b25722378d65747cf2a00e8834ff36236a5d035c
- 07 R 68670b77ba5fdae7f8870b7c40e9a6333f3e72a8e3a0f49f3380aa04a8dc14bc
- 08 R 82c1d524a8fca011982528804d899520ef09516e3aa6190a3d2616aeacd97216
- root a1bfc93d716a40740768d11612cfb59a216e0465eeaaf9c8501b33bdd5ef5798