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 - DAVAO CITY DEO Award a ₱6.7M contract to DREAMBOLT BUILDERS CORPORATIONNational agencies
Transaction hash:
9c79ddded4ecaec074800e7a50920e70facfa5e735a2bc9415691cc3260c3dc3
Status:
Included and unchanged
Block:
#4,817 1,196 blocks after it
Position in block:
Transaction 99 of 160
Award day:
Jun 3, 2022 (4 yrs 5 mo ago)
Value:
₱6,688,654.82
Project:
22LB0334
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 #4,817 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 2022 CSSP", 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 - DAVAO CITY DEO awarded it to DREAMBOLT BUILDERS CORPORATION on 2022-06-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22LB0334: On-Going, 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 9c79ddded4…0c3dc3now …
- 2. Block Merkle root changedstored b8578d7fbb…6d5625now …
- 3. Block #4817 hash changedstored c9e41c9fc8…9b2eccnow …
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 159 records. Each step hashes the current value together with the sibling shown.
- leaf 9c79ddded4ecaec074800e7a50920e70facfa5e735a2bc9415691cc3260c3dc3
- 01 L 9c4537290c5080bcc528b02e3c441d8fdf35425f10edb0ecd528bb2f7526f824
- 02 L 28b9c503dab6b5ce753581f4bd0dec1c308c7215ead7d0f36c30c1f83a56f375
- 03 R 38739d0bfa9689aff10ef2bb8fbdfe0f3b606f342bb2f53617516103c3278f7f
- 04 R a187e57b94184805de39adbd17dfbe2efaa2ce66dfde037c303dd0825ac79bcd
- 05 R 28bb8539ee399faadf33ef42764319f715b5ce2718bb09d6ff46ace0e0f2e8bb
- 06 L b4fde6853b972281e53e387512788f0d3f8f2fd1282a7c7439cb6e12c25ed7b4
- 07 L bd5dfe36f6e9e03b1249e100fd3110d9d511d1d47eba094774770ac3b79de196
- 08 R 919d4d7a3a4c02043bd420361aa3355f6a325d96718763bf4fb41ffbd49edba9
- root b8578d7fbbddff4494e9895848dd3825927a742f080597ee28479956376d5625