OpenTechnical

OT-2026-000068473

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000068473) never changes.

Identity and time

Publication numberOT-2026-000068473 · never reused
Internal UUID01a0ae90-2481-7616-af0a-795edf06cd9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068473
StatusPUBLIC

Content hashes

Canonical text1d0ea3059b73245fd66bb5c8478445f773ec63d098b780b4e70e4eb887d1e105
Markdownaa8f60a10666d910830893b41d00fd3a4e729a8e208330f1207d9d5e9be2ce6b
PDF
Publication pageaa27857521dbad9885ee5a62428bab1714a9d7f094b0299fde5672600e29ebe5
Manifest950042b8c57f74d701da2b6d4b95b0b799872c3e1c9f33404e6715ac01f0f305

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
SignatureJXD/yDlqGi1vonIIIx3Ry0twwdj6sfnzd/HMgnWL3X4f9nWAJANFuN0Yw4dEfEVTPaA6USTqd5qrmYRGLQgZCA==
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

2026-09-17T10:29:37.430393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068473
observed aa27857521dbad9885ee5a62428bab17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:37.413234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068473/manifest.json
observed 950042b8c57f74d701da2b6d4b95b0b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:37.395122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068473/publication.md
observed aa8f60a10666d910830893b41d00fd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:37.379832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068473/publication.txt
observed 1d0ea3059b73245fd66bb5c8478445f7...
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.