OpenTechnical

OT-2026-000016348

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000016348) never changes.

Identity and time

Publication numberOT-2026-000016348 · never reused
Internal UUID01a0ae6e-2d12-7ba6-82e5-0a6683821004 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016348
StatusPUBLIC

Content hashes

Canonical text6d758ef6ae2d046a0ce1b3eaa272324d6291063d86fe92ca89a57fd3c2bbcff9
Markdownc8eaa73a302d8e55a056cd60d57b58257485fade7b5e7fba4fe0097962cdd191
PDF
Publication page6f5f956640391f9cc41d8140ec773e8490aaffb571a4aa2f26caef9c911431b3
Manifestc4c59015e094f08c5ba6f1eab05677d83064ee62e000dd43bc3a1e977dce6ad1

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
SignatureUo88dt6Fye7HUgFPcEOqJNALwhLIF6ItAhlNTMLNUBgeTSdrd/bZVMA1VRuryzrAONzaBTm6V1fjFBZ9LqR2Aw==
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

2026-09-17T12:04:24.931427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016348
observed 6f5f956640391f9cc41d8140ec773e84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.913137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016348/manifest.json
observed c4c59015e094f08c5ba6f1eab05677d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.895187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016348/publication.md
observed c8eaa73a302d8e55a056cd60d57b5825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:24.876101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016348/publication.txt
observed 6d758ef6ae2d046a0ce1b3eaa272324d...
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.