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 - TARLAC DEO Award a ₱18.6M contract to AZUL BUILDERSNational agencies
Transaction hash:
bcd4dba436215bd2993523bb22e0095ede679e76ace1794b7b65496fd48d64bb
Status:
Included and unchanged
Block:
#3,294 2,719 blocks after it
Position in block:
Transaction 167 of 226
Award day:
Jan 3, 2018 (8 yrs 10 mo ago)
Value:
₱18,599,512.76
Project:
18CJ0006
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 #3,294 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 - TARLAC DEO awarded it to AZUL BUILDERS on 2018-01-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18CJ0006: 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 2018-06-19). 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 bcd4dba436…8d64bbnow …
- 2. Block Merkle root changedstored 00a6ea4183…aab401now …
- 3. Block #3294 hash changedstored ae0eb677bb…d6e68dnow …
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 225 records. Each step hashes the current value together with the sibling shown.
- leaf bcd4dba436215bd2993523bb22e0095ede679e76ace1794b7b65496fd48d64bb
- 01 L b763571438e7d77a46d94d48e3f7e536cbd8f4e229a6226d2001752685e3cd6c
- 02 L c56fd50298662ef656a879e10e3b24e99409b117aa3e5689ccd2420fa3c2abf3
- 03 L 653ceb6948942395cdf508d99f57c7a4ffe02f9429554c5249dac9c4a46eb13f
- 04 R 1114cdc5cf51e4551ea11c5897c415500a1af6b1801aaaefb66e8597ed38ac81
- 05 R 5ac57bab61b51357fa10efdf043d4e662f62db464684b03ec3ec8f607e457546
- 06 L 95e3f117a52a961c94ce51cd35a16ac115e3bb89732c9e17018b736b0a3e33de
- 07 R 36cffda66ecb4227d2a1b07d17c6d20801888c267aee554abb0fcb77acdd2d9a
- 08 L 20e64645b36648e230ab811cf69782d7fcd52241021b4f46943446ff37fa7825
- root 00a6ea4183191eb8f1206613a6f35ee7777188f273ef9f14041ba77eefaab401