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 DEL SUR 2ND Award a ₱2.6M contract to AL HANDASA CONSTRUCTIONNational agencies
Transaction hash:
2bc07984f3ba6c24a354f42e4c425fb040b9e1d2778d7ed41c4df0f6f46f102f
Status:
Included and unchanged
Block:
#3,843 2,170 blocks after it
Position in block:
Transaction 61 of 363
Award day:
Aug 9, 2019 (7 yrs 3 mo ago)
Value:
₱2,631,380.66
Project:
CID 19LE0119 – REPAIR / MAINTENANCE OF SANGAY BR
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 #3,843 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)The award does not say which budget line pays for it.Not published
- 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 DEL SUR 2ND awarded it to AL HANDASA CONSTRUCTION on 2019-08-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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
1 of 8 documents found, 0 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 2bc07984f3…6f102fnow …
- 2. Block Merkle root changedstored 169bf68157…7207ffnow …
- 3. Block #3843 hash changedstored 4f09e7e7e7…8f8806now …
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 362 records. Each step hashes the current value together with the sibling shown.
- leaf 2bc07984f3ba6c24a354f42e4c425fb040b9e1d2778d7ed41c4df0f6f46f102f
- 01 L 2b967d67831f131da623bfef79dc885806c5a44ee5fac50ed4c03d5d0646d81d
- 02 R 885c717b766702ffb203e84ec22af5d2851296a077460deddaf92e8f424d93f1
- 03 L 0937a111afb5291dbe58a7fb1b4ab167627e1769566a8f018a18e962231f5f50
- 04 L b272c336fed3f112970d22b83756437bd16dd9d2100314c06482e2378fd72d45
- 05 L caa842d8e17a2161ad6b43a14eb7d58cd3e1cb60f08d2dcb9e3eeeae3bce98bb
- 06 L 1f31976ecb4f6b38fc2088e038f1e4e512b9375e703179566e545324cc71d738
- 07 R cb54a99bb392a8af41e497483fcebdf1b68a2bc2317636d54a1415532b8a7698
- 08 R e5803e1c827d55378f5f3491341e241edc8172e5aceb1e694eb21a7cd183afc7
- 09 R dfab4c4c91b9ba4b462b9cd67445db50a96434ad34626cab9978ae19479c9415
- root 169bf68157872e8dfb0be00899cc79a1e471660aea19ae865168ffd1897207ff