OpenTechnical

OT-2026-000014553

Publication integrity record

Six cup vacuum gripper, six outlet manifold, 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-2026-000014553) never changes.

Identity and time

Publication numberOT-2026-000014553 · never reused
Internal UUID01a0ae6d-b27b-7b02-8f74-a5101ce0c2f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014553
StatusPUBLIC

Content hashes

Canonical text8f7ec559e71c5b527e4182dac664318d14f15584b959c8776911847410b3a0a9
Markdown002db868a20171710bfa1816b86c0e51fe2bd856b53a27414b5c7356e1b3a81e
PDF
Publication pagebc70c7d31c389f07f1b2f7007f21fe375a3a300a0328739b9fadb2a43a09c93f
Manifestaa205a24117c9e02e2bd585deeb80c1a7949cbae57c72150837416195b0ed32e

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
Signature/kDYRjCk1wCZEw5YtU9pcjFd4PJGvrifgYIpP1m/R7RRK5ycEtHR2QeWqcT5HlJ3evcuCQRMKZcuD5rJUqQeAQ==
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

2026-09-17T12:10:25.644286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014553
observed bc70c7d31c389f07f1b2f7007f21fe37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.620929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014553/manifest.json
observed aa205a24117c9e02e2bd585deeb80c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.598618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014553/publication.md
observed 002db868a20171710bfa1816b86c0e51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:25.575069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014553/publication.txt
observed 8f7ec559e71c5b527e4182dac664318d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.391467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014553
observed bc70c7d31c389f07f1b2f7007f21fe37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.374940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014553/manifest.json
observed aa205a24117c9e02e2bd585deeb80c1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.357528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014553/publication.md
observed 002db868a20171710bfa1816b86c0e51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:27.338422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014553/publication.txt
observed 8f7ec559e71c5b527e4182dac664318d...
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.