OpenTechnical

OT-2026-000008535

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000008535) never changes.

Identity and time

Publication numberOT-2026-000008535 · never reused
Internal UUID01a0ae6a-e46a-7234-b7a3-74e1f5e506e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008535
StatusPUBLIC

Content hashes

Canonical text8262d962aa135389084ab4d00ce24c77ec07f62e533c4e64ffac941343cb3bc3
Markdown5e044251f0d6f8f96c11ad19d27fff56f888f07c52487e161750cd595f08aee2
PDF
Publication pagefdcbb73a55ffa9a189356ee6f315ece25fa01e4426e183741bb93ef8de821ac0
Manifestb8d679b32d4a1e8993a0738ea7ea3ed69286998700344f185640db1669129639

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
SignatureEYD2L1jk33R88kA+mayhKrn6NDjE7h7l+LWZGCG4YOReHTXYOaAmYmiBQOGJQMkLbWrYCLX0qiM+mK8+ne2vAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:27.499868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008535
observed fdcbb73a55ffa9a189356ee6f315ece2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.478500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008535/manifest.json
observed b8d679b32d4a1e8993a0738ea7ea3ed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.456995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008535/publication.md
observed 5e044251f0d6f8f96c11ad19d27fff56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:27.434159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008535/publication.txt
observed 8262d962aa135389084ab4d00ce24c77...
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.