OpenTechnical

OT-2026-000044699

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000044699) never changes.

Identity and time

Publication numberOT-2026-000044699 · never reused
Internal UUID01a0ae7c-39da-7205-a40e-8fe817764386 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044699
StatusPUBLIC

Content hashes

Canonical text0588f4a407727fb539d19e377ef3dd2bb89473a6e198ed0282d7063836d29cae
Markdown29fae76df0ad0b36e0f9f77fce0f27deebb2bcf1100a4efb823de9a9cd10e51a
PDF
Publication pageef842a8a24ae8d7ddb8e53dd235329ee15b9b0c619f6215d2fb3a305d926d103
Manifest2b6e33223dc76d6443fe18ee730b76a19bc4928eddc085e413307adc6da29635

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
SignatureJZ23Y+xdfLYIbjE8tmKH1EuyQ59dGQE6JpyVo0eDTIQ2TA/Oh41vzpOVpNDWrbnP20mPnuthhtm1XzCPjHHADQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:11:57.525876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044699
observed ef842a8a24ae8d7ddb8e53dd235329ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.507278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044699/manifest.json
observed 2b6e33223dc76d6443fe18ee730b76a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.488783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044699/publication.md
observed 29fae76df0ad0b36e0f9f77fce0f27de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:57.469045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044699/publication.txt
observed 0588f4a407727fb539d19e377ef3dd2b...
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.