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 EDUCATION - REGION XII Award a ₱5.9M contract to JAYSABB CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
dbc8ab9a456fda3a21daecf430b92120bb8fffb77b8011437274a7bd9f5cf9cb
Status:
Included and unchanged
Block:
#4,634 1,379 blocks after it
Position in block:
Transaction 228 of 272
Award day:
Nov 19, 2021 (4 yrs 11 mo ago)
Value:
₱5,850,762.27
Project:
Conservation & Restoration
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 #4,634 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 EDUCATION - REGION XII awarded it to JAYSABB CONSTRUCTION AND SUPPLY on 2021-11-19.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 dbc8ab9a45…5cf9cbnow …
- 2. Block Merkle root changedstored 77cc858471…842b86now …
- 3. Block #4634 hash changedstored 8b76d29ee5…6189e3now …
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 271 records. Each step hashes the current value together with the sibling shown.
- leaf dbc8ab9a456fda3a21daecf430b92120bb8fffb77b8011437274a7bd9f5cf9cb
- 01 R dbef9744f799428a65da0eca7d98efe0586d602e7d47f7e19ec41bb7448a21f2
- 02 R 3d18d4110ec5554c98e176239df50d188d691cff97fc31d9135bd05aa08d167a
- 03 L c0ad6a1a48b7294f221ac832cba2b6e43250fcc7778e43deb800db9b6d6284c9
- 04 R 9af2fa52811dc9b39a1ed5a9f4658a7b8cf44bba6eabb066faaac359442ba4d2
- 05 R ac8d04b31d9e7f741993f7e6184ee045d32a3248416e014e18c5a32dc884d540
- 06 L 900357dc07c46ec8393e205fde4e266510d6896559959e7bfa899ff03f834ae5
- 07 L 73fe2078f16c1b696530778e8657d9d75237f95a0e18474a330cc3e6232f811e
- 08 L 73356eaad596928a2774269853fabb410b93170834ed4cbb13dac74c35fd6fe6
- 09 R 5683082952e0caa21d002ed14f7d5d4b6eb7edc98dd4d99bf7f2c132a3aa04e6
- root 77cc858471815898ed36cc68713aba994aea292d64cd536c7c07a9f6ec842b86