OpenTechnical

OT-2026-000104320

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000104320) never changes.

Identity and time

Publication numberOT-2026-000104320 · never reused
Internal UUID01a0aea5-3420-7d38-9d02-eebce88c4249 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104320
StatusPUBLIC

Content hashes

Canonical text2278268f68802e282bd80647e5c66a07be9d83c6845d70d2685607969767ce5d
Markdownbd54b6e62710786eedc65db5b89034e6cb6ebfc0807a877be7e254267bcb6f75
PDF
Publication page6a645e9f74a342b2fd93537f680c9df3d0757c6836ba110bc7077888b4ef0f39
Manifest9708aca9ab405f64b4887223a1c3be0f91ffa639a7f22baf574ea4237f3d4255

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
SignatureQJgYmSBGlt/q4+Q3XfUXiQ1CResOQCve/f6XVGKihJgZ9JocTW3Ys4Ji2vjVR2qG2H4/axpWb0xE2z5XAT1/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:34.225639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104320
observed 6a645e9f74a342b2fd93537f680c9df3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.208980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104320/manifest.json
observed 9708aca9ab405f64b4887223a1c3be0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.191086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104320/publication.md
observed bd54b6e62710786eedc65db5b89034e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.173620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104320/publication.txt
observed 2278268f68802e282bd80647e5c66a07...
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.