OpenTechnical

OT-2026-000078925

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000078925) never changes.

Identity and time

Publication numberOT-2026-000078925 · never reused
Internal UUID01a0ae95-ccbd-7f42-826e-2f34be3f6f05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078925
StatusPUBLIC

Content hashes

Canonical text89fff598c4aee2df056ad1c80950fe06b0db4d7b40f7af70e815882243c9a9fe
Markdown19ea2dd294fedd8efd80e5a2f1357ec28c4d62e55b5e5bca7dc27a0b59d74f98
PDF
Publication pagedf7b6939c21648dd1278eb79dd74e9fbf8e58dcf9732e5637be8b1e6dceaa342
Manifestbbcceec8e40bf8aac51cd4667eacefc5557236e4115fc38a4862c321a83c09b9

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
Signaturen9RInVwNrhJOvfGzVXtcJ4JX1EeeOL9gE/iPJedeMYqTd5rE4/PmHbArm1YGB4RLTUmDAievpCe6L06+Pdj9AQ==
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

2026-09-17T10:05:44.891926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078925
observed df7b6939c21648dd1278eb79dd74e9fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:44.876081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078925/manifest.json
observed bbcceec8e40bf8aac51cd4667eacefc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:44.858687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078925/publication.md
observed 19ea2dd294fedd8efd80e5a2f1357ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:44.840733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078925/publication.txt
observed 89fff598c4aee2df056ad1c80950fe06...
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.