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 - ISABELA 3RD DEO Award a ₱104.1K contract to TESSA CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
699a033c79d8d1328bb764c072fafdfd146553daaca3afc8b0b66e9716b1a755
Status:
Included and unchanged
Block:
#2,776 3,237 blocks after it
Position in block:
Transaction 91 of 224
Award day:
Jun 27, 2016 (10 yrs 4 mo ago)
Value:
₱104,130.67
Project:
16BG0028 Const/Rehab RWCS
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 #2,776 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 2016 MFO-3", i.e. the FY2016 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 - ISABELA 3RD DEO awarded it to TESSA CONSTRUCTION AND TRADING on 2016-06-27.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16BG0028: 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 2016-07-10). 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 699a033c79…b1a755now …
- 2. Block Merkle root changedstored c006bb89d5…1e3770now …
- 3. Block #2776 hash changedstored de9362340a…05f9ebnow …
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 223 records. Each step hashes the current value together with the sibling shown.
- leaf 699a033c79d8d1328bb764c072fafdfd146553daaca3afc8b0b66e9716b1a755
- 01 L 68e644e7c4666f0e20d6cfd1f7994e111d865f224040feed58b053c7118739cc
- 02 L 95b7f4a40d0106ce54056ca1723aa77e9e4d4d7aab63229d93be97b05d24a5f2
- 03 R 2b3c219a143dc4b80f2871937a9235b202d25846530bed7ad42df21a4a60bfec
- 04 L e3fc2cb93906ae9bb0db1037ddfdba553226d5070180a3606360b763c1b3aa28
- 05 L ecdc1e468aac6abd3af1e8aaf53964e22b0f1b7034d9ffc65534020824b403d5
- 06 R 5aa784b3ed0f17ab2945aff75913cdfae5c8d662326196dfc47550884335d8b9
- 07 L 5c8cb0c62587543dc5408828abcf9e37b64c0a7cc349c0648aab45d46dda6532
- 08 R 261714b1492b17ac34287e887c3977722440718bf3c8f35b64a787bc4e8fa0bd
- root c006bb89d581b8007b57a2b44deafe8b7094a9671e5557547358dd5bf11e3770