OpenTechnical

OT-2026-000078365

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000078365) never changes.

Identity and time

Publication numberOT-2026-000078365 · never reused
Internal UUID01a0ae95-7c28-7d4d-b8ea-3c6cfcec6700 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078365
StatusPUBLIC

Content hashes

Canonical textac3b829df988b2e87726401980002b266da7cbe08efe279b1421fb260faf58e3
Markdown3c240f7928a0e2d1aa778e8e101788b37a11da941280ae7023af933d6a8526b7
PDF
Publication page455e659629524d5ee16d138e96219c8b634e9047046d3485b5848963914ce1e8
Manifeste21c82985cecb153b1abb96f67fa424fc3ab9a6819e63aaf07a9ed3cb87b495a

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
Signature0i2eIM47RRjWQTtZqdMRjxHwguxDdSu6UbX+5Y/xrPXmjv0R30dxHhlj8ubJFjG86R5Av8gP1uQjATc4nSf0Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:20.209181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078365
observed 455e659629524d5ee16d138e96219c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.187675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078365/manifest.json
observed e21c82985cecb153b1abb96f67fa424f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.169133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078365/publication.md
observed 3c240f7928a0e2d1aa778e8e101788b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:20.149980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078365/publication.txt
observed ac3b829df988b2e87726401980002b26...
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.