OpenTechnical

OT-2026-000048632

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000048632) never changes.

Identity and time

Publication numberOT-2026-000048632 · never reused
Internal UUID01a0ae80-4de8-7eaf-a377-8c5079265cc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048632
StatusPUBLIC

Content hashes

Canonical texted1b42f0131061ba1fccd9a4d244c459c7e602d79190a8c2ba38d1d15e77446d
Markdown2c075c453c4d51c4f3e9c81936af113408f100e0fe9ebd41cf2b3d245ff63761
PDF
Publication page58c81fbd03cc15d6b361dfa17ab4e3f32aee026d5798e2c35fb9fcd47ba98a9b
Manifest7de90afc22e42afee38738c9310ae06d349b9a55ab4dcbbb3f8189e6c189d6ac

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
SignatureVyRvaBRebJhWxU16uuR+khRK8/RHogZcIPfSjk/aRUcYX7JMetAJ+7caxS9bNn1Th5oean1f7KJK3Z+26zodCw==
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

2026-09-17T11:05:27.338877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048632
observed 58c81fbd03cc15d6b361dfa17ab4e3f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:27.319695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048632/manifest.json
observed 7de90afc22e42afee38738c9310ae06d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:27.300376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048632/publication.md
observed 2c075c453c4d51c4f3e9c81936af1134...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:27.278973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048632/publication.txt
observed ed1b42f0131061ba1fccd9a4d244c459...
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.