OpenTechnical

OT-2026-000003842

Publication integrity record

Vacuum cup gripper, six outlet manifold, two stage ejector, pressure verified, contact triggered

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000003842) never changes.

Identity and time

Publication numberOT-2026-000003842 · never reused
Internal UUID01a0a90b-390e-7797-9c6d-59fd51fd0752 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:00.146399Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003842
StatusPUBLIC

Content hashes

Canonical text50f5a790e9d2934dec563d543e3382aa62ebd5157b1dc82b345d81f74199653a
Markdown30da35c12b54e36f2bd7e24cc6d2cf27f68f273ccfadff81721f47a8ee22872d
PDF
Publication pagea1a857b0af22ac317c5b5b5a0803fed612b64712aa576712b0dd1fd17230b029
Manifestafd58f3b5420910dfb12e3a2ca5701758dc1f330804eadafeaf5826be4444dd1

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signatureyh2ZLjlaHtuNPkyouzv/9foyl0aqj2hCFTrqodnNA5Kv+a+m+ENBG/hGM35XYmqFjVQBmaLrx+45qe826z4GBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:17.083528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003842
observed a1a857b0af22ac317c5b5b5a0803fed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.068219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003842/manifest.json
observed afd58f3b5420910dfb12e3a2ca570175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.055096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003842/publication.md
observed 30da35c12b54e36f2bd7e24cc6d2cf27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:17.039642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003842/publication.txt
observed 50f5a790e9d2934dec563d543e3382aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.