OpenTechnical

OT-2026-000014699

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, pulsed blow-off before 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-2026-000014699) never changes.

Identity and time

Publication numberOT-2026-000014699 · never reused
Internal UUID01a0ae6d-d093-7e09-9aa7-8cf0d129ac4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014699
StatusPUBLIC

Content hashes

Canonical textd91162d33b2be8848c24aa450e9f76209d5328347bd55668319ebdda3a5a854d
Markdown1935311b0d169b8042fbbbe5acad4166efe3bc9c2301a3d97c60de98d47123dc
PDF
Publication pagec2aff70a413fd72dbccbbc297a7d24ca6aac6b8f48c8bb99664e39af9d3817af
Manifestb7800a1273dd82ff349ab43a075012db3260debf9a75070ef3a38be626bf557d

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
SignatureHaV19htJ3ZBQjDzaPlckR1aFqvS/4Us1XAVmsaO+FbnuWWCVaUIjs1AEEHV92OYWIjCC4dGIox1MQ3HiUjVVCw==
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

2026-09-17T12:06:33.529017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014699
observed c2aff70a413fd72dbccbbc297a7d24ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.508975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014699/manifest.json
observed b7800a1273dd82ff349ab43a075012db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.489264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014699/publication.md
observed 1935311b0d169b8042fbbbe5acad4166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:33.470900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014699/publication.txt
observed d91162d33b2be8848c24aa450e9f7620...
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.