OpenTechnical

OT-2026-000035894

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000035894) never changes.

Identity and time

Publication numberOT-2026-000035894 · never reused
Internal UUID01a0ae76-b4c9-72f7-ac3a-1ba6a8cffaeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035894
StatusPUBLIC

Content hashes

Canonical text38276672ece3ff1963fc85f6ebd0d21b48fecf62bb5016fc4b0645c5aa6987b1
Markdown3937d09bef96b9afecf689eea130aefc4939eec389844ede52aaa05c819236cc
PDF
Publication pagec36449810224441b005b632ad50f4a9f3526221179c912a410266204f7b06ede
Manifestbf1c6732e85915c790348a1959866121397e6f69f1f48b7d180084ee8452f028

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
SignatureixxN6MciSauu7sEBjX2TNSVHOHK5YBaGokrURyUsnLWV+gXz9TE9Aax7IUfM7bVa+wIyFylWmZ9cVBzxPjnwDg==
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

2026-09-17T11:27:38.513539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035894
observed c36449810224441b005b632ad50f4a9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.497428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035894/manifest.json
observed bf1c6732e85915c790348a1959866121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.479866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035894/publication.md
observed 3937d09bef96b9afecf689eea130aefc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:38.456949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035894/publication.txt
observed 38276672ece3ff1963fc85f6ebd0d21b...
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.