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 - EASTERN SAMAR DEO Award a ₱11.7M contract to TWO-BROTHERS CONSTRUCTIONNational agencies
Transaction hash:
9e3ea9caa2d488fcbd7fef052f00a3cd65ee6b6898b6a0eafc092b6a335d7a77
Status:
Included and unchanged
Block:
#4,813 1,200 blocks after it
Position in block:
Transaction 174 of 287
Award day:
May 30, 2022 (4 yrs 5 mo ago)
Value:
₱11,700,490.07
Project:
22IB0113 - Concreting of Brgy. Bonghon – Brgy. Sto
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 #4,813 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 - EASTERN SAMAR DEO awarded it to TWO-BROTHERS CONSTRUCTION on 2022-05-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22IB0113: 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 2022-11-14). 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 9e3ea9caa2…5d7a77now …
- 2. Block Merkle root changedstored be87cf01bd…ed5eeenow …
- 3. Block #4813 hash changedstored 8630efd1ce…adaed4now …
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 286 records. Each step hashes the current value together with the sibling shown.
- leaf 9e3ea9caa2d488fcbd7fef052f00a3cd65ee6b6898b6a0eafc092b6a335d7a77
- 01 R 9e4f8de858f5b54480c203b7716e40f37c48593c422ac20ba4204f0dd5bebf1d
- 02 L 47869373c381210c2dfe321278c44a25b8448cf02462a9cb617d177b5fffb859
- 03 L 9440a7b8958e0025e22c152a008e647f78cc4757c40f35aeb700e6d5c94fac1c
- 04 L 95f7e97b6ffaf3e8e6dea28d1361a0027a3e597a12a4c185070a9c7b9108906e
- 05 R 027683becbd2b84ecb5e89bca9e0bc60954bca51b120b12d44455fd0f482b3c2
- 06 L 2a658f244a5535a9a86e9ca5ffabf988e898ffbae7ae2385beabc3ab7b680688
- 07 R 83411e59ab1387c177fe6415df02ddfe1b1f563b74e2a7fcf38b801eaf1fb089
- 08 L 58a0cd0130e253a7ce67559db8f395ab4775bc409e4125060dc6444ba6d3dedf
- 09 R 644ef93436a0d39d1ef8e7bed6d945a40db98245a5a57b3ff3a3fa991bf336bc
- root be87cf01bd3c266961b8e1af17dc15c3e8b602b6ff562fd0a6233483f4ed5eee