OpenTechnical

OT-2026-000059330

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000059330) never changes.

Identity and time

Publication numberOT-2026-000059330 · never reused
Internal UUID01a0ae89-8614-7456-b222-b2b58bb9d6e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059330
StatusPUBLIC

Content hashes

Canonical text34cacd4e56feeae5c6906bb3c106de47b131f873901925926918be427b3e4e34
Markdown41f0452fa3aa6d7d4ac2a8a58557ba3e19ccfbe391172a2d694726bad1df34cd
PDF
Publication page2e4a77a5933f0865f22f7c1cc932d36854489398d733ec958bccb67f9c4444b2
Manifest81e866439156f1803eea81596282ee6583932b411ac7683f22edc085f94e2dac

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
Signature0tGN1Lex0LqgxkLEQXgOCRMqlf/F7ABhCp2g3k6dWo0ot0WnrCjgt8AHat7UnHTXB6gW5WgiQOsXWC+2L+C2Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:59.161716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059330
observed 2e4a77a5933f0865f22f7c1cc932d368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.142807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059330/manifest.json
observed 81e866439156f1803eea81596282ee65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.125103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059330/publication.md
observed 41f0452fa3aa6d7d4ac2a8a58557ba3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.107373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059330/publication.txt
observed 34cacd4e56feeae5c6906bb3c106de47...
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.