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 - ALBAY 2ND DEO Award a ₱32.9M contract to JTC CRUZ CONSTRUCTION CO. INC.National agencies
Transaction hash:
e19dd90cc2a432cff5da8d8820f739ccf4b0016d45b679d9fab475533cba4bd4
Status:
Included and unchanged
Block:
#4,286 1,727 blocks after it
Position in block:
Transaction 739 of 855
Award day:
Nov 20, 2020 (5 yrs 11 mo ago)
Value:
₱32,854,403.35
Project:
Daang Maharlika K0522+800-K0523+727
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 #4,286 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 2020 OO-1", i.e. the FY2020 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 - ALBAY 2ND DEO awarded it to JTC CRUZ CONSTRUCTION CO. INC. on 2020-11-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20FB0034: 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 2021-02-07). 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 e19dd90cc2…ba4bd4now …
- 2. Block Merkle root changedstored 80aa5c382d…02b1dfnow …
- 3. Block #4286 hash changedstored f7bfb9fcde…77d274now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 854 records. Each step hashes the current value together with the sibling shown.
- leaf e19dd90cc2a432cff5da8d8820f739ccf4b0016d45b679d9fab475533cba4bd4
- 01 L e1396f02ca4b39304caf9e86656b44cc8e36dc939afd1a45762107e64d299fc4
- 02 L 92d4dd3ff7439ecfe1cc0dbbdf770e5824bd5b345fcabab1e0dfcc12eaa41248
- 03 R 22a3794c9990148eae828d331346b9fe93a6c33aa04b62c3de9de20a79cf5f97
- 04 R 728cd0bbadb9948d55c9502e307667b7a653e60fe4fd729ebc3fa44321395669
- 05 R 67cb14847f09f2fcefc89f1812772c77d690a7f1051be5543eff6befab69a2ef
- 06 L 49f8d297e9ddf94179464da08d279c6cf7382061649382905a9d336e50db19c8
- 07 L ef0c2933a425dfe9022e0e07dc65b6156e65cc063d3c037218d2995bc52f9fc1
- 08 L 62785264a1f9af218a34d95a61c940af73c4917f17cd07481387f001adeed09b
- 09 R ee82d3eb2ed96d42965b1403e0dc8a5dd3015c2e81a2f00258641aa8fa7c1d89
- 10 L 327ade80cbfbf4f4458888beecf437b08d211d8f6fb80b60972c9e84d5f43daf
- root 80aa5c382d344b1494d93056f571a074b7c9e4b172129f51f9c85a50cb02b1df