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 - LAS PINAS- MUNTINL Award a ₱4.6M contract to GREENWALL CONSTRUCTIONNational agencies
Transaction hash:
c76cb44cb76fe9890e8dc309fb693e1b31e08214193d81b895c3535f5b957d1d
Status:
Included and unchanged
Block:
#3,834 2,179 blocks after it
Position in block:
Transaction 331 of 429
Award day:
Jul 30, 2019 (7 yrs 3 mo ago)
Value:
₱4,635,197.93
Project:
19OI0108
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 #3,834 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 2019 LP", i.e. the FY2019 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 - LAS PINAS- MUNTINL awarded it to GREENWALL CONSTRUCTION on 2019-07-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19OI0108: 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 2020-01-11). 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 c76cb44cb7…957d1dnow …
- 2. Block Merkle root changedstored 47a63f86b3…8f9b4bnow …
- 3. Block #3834 hash changedstored 8d1cd9805f…102ceenow …
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 428 records. Each step hashes the current value together with the sibling shown.
- leaf c76cb44cb76fe9890e8dc309fb693e1b31e08214193d81b895c3535f5b957d1d
- 01 L c76a2b45986ef6ced229611a4ccebb08e922f04aecc33384f3b3913bca90c998
- 02 L 3398a0405e20e95540d108ed97851494e660fbd3310e1ba7c0f6da02745da04a
- 03 R 1c5b21410e800ea8760f6059341cdc60b58dd3c0db363d49d0e1e872f8904419
- 04 L 966394c01c78e2ed335c977751d1ff97182116b5646127cdcddc6a1314864a1b
- 05 R 43844a891dfbb4bcada9bf99752ddcec011a4421a52af7d0a9f37aaa8ab65ec5
- 06 R 6caae441f202a057b344db990d449e0fa1c5ed0a0b04bbc8783de16f08a14e52
- 07 L 7c9f39625a3b6ff9d2e49c01ba7f939558455c609526c783873652ae41dacaa1
- 08 R 39cb49c28df1e570559986290b0d66465602585cb6c292b028ab82646e8a4152
- 09 L 9e644b89d3f5f7043e693285cfdfeaa4c872f21a08d22f566cbe0eb311641962
- root 47a63f86b33bfb5e792fe4c7e65d59c234fb2b6e79a71995e74598b4738f9b4b