OpenTechnical

OT-2026-000049114

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000049114) never changes.

Identity and time

Publication numberOT-2026-000049114 · never reused
Internal UUID01a0ae81-134e-7a86-a35f-e6efa897d8f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049114
StatusPUBLIC

Content hashes

Canonical text2e64db8cc4fa81afdd883ef0adeb7a79f69efd80941fe106cb0e870b53646469
Markdowndb8ba06b61394aa0c0c2ced1579559101edb2a3bdfd61a5aee0b76965d6b20ad
PDF
Publication pagefca9c15d6187ec75d1dbe2a4554fafcc566a49dcc1a481fe28ae123a6db6ffb7
Manifest424e96459ec6ef8e954fb1ac5ef6cc5a548088d9fe4662d849afc17013dfb0af

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
SignatureyJi50JRjShxO7lkKJ1te3rsODxFf7xibb5EtxCVk3rlaEmbUGCIw7XRxivtu8gP689btwdaf8Ej8bhmryVNfDA==
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

2026-09-17T11:03:22.446214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049114
observed fca9c15d6187ec75d1dbe2a4554fafcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:22.426659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049114/manifest.json
observed 424e96459ec6ef8e954fb1ac5ef6cc5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:22.407282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049114/publication.md
observed db8ba06b61394aa0c0c2ced157955910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:22.390347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049114/publication.txt
observed 2e64db8cc4fa81afdd883ef0adeb7a79...
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.