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 - BULACAN 1ST DEO Award a ₱1.9M contract to DOMUGAN CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
a0647c8755bdfdcee9742a82a2a9fabd3fd444cde32148dffb940c28aaedd55c
Status:
Included and unchanged
Block:
#3,207 2,806 blocks after it
Position in block:
Transaction 150 of 228
Award day:
Oct 3, 2017 (9 yrs 1 mo ago)
Value:
₱1,899,710.49
Project:
Bigaa-Pla. via Bul & Mal Road & Balagtas Service R
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 #3,207 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 - BULACAN 1ST DEO awarded it to DOMUGAN CONSTRUCTION AND SUPPLY on 2017-10-03.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 a0647c8755…edd55cnow …
- 2. Block Merkle root changedstored 1591b53102…37c209now …
- 3. Block #3207 hash changedstored c888aaff16…105bf5now …
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 227 records. Each step hashes the current value together with the sibling shown.
- leaf a0647c8755bdfdcee9742a82a2a9fabd3fd444cde32148dffb940c28aaedd55c
- 01 R a0f89f13cb42dd2c7efd281e2885f26b05e47b2f9bf2c7773df150466e432d1e
- 02 L ef70c1146cc703c68a1fec7225e3db7fd87a981b43e96c1e750ca3aa618feef0
- 03 L 318952fc9244922626c81fc7fcf8f1e254f2b1dda1c15d06b7f2cce50a9b3df6
- 04 R 517a667c437ab6d5101e52514ee366648a811192238afdcad7fcd571d0cff2b1
- 05 L 9a3d69acfdbbd8f3d96963cd3200e4dd24c7131b4f5896da3abb536589ad5cad
- 06 R d8cb635157ec59680707d1eec072e6b1381badf4c6bfd0752c9e25cbb147fec7
- 07 R 680e3e1fa508ea195df92e8028fd2c2eb205b81fbe2bab561cf58721fb3419b7
- 08 L 7a940be59925693aa0297f7163adb53dca3ac8cab84e7537dd5780473b34e39d
- root 1591b53102038e3b5e14c2da702b4fdcda81c680b7f04051711c6b35eb37c209