OpenTechnical

OT-2026-000079549

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, sustained blow-off before 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-2026-000079549) never changes.

Identity and time

Publication numberOT-2026-000079549 · never reused
Internal UUID01a0ae96-0b92-7940-9217-635e90b6e9d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079549
StatusPUBLIC

Content hashes

Canonical text3b31f8cb226db467c8b63d9f5b63b3e4f184d4ee29499a9de146488c63bb3584
Markdown6cc09c223f7b9bf23775062b981bdc2aa6f15998770fb56ac6d4088855a9cd72
PDF
Publication pagede5c1f696dcd63e329da749c8f924aac9ebbde48f34c91123edd42e6145ada0a
Manifest9626f6871b218e7e614737ea58c41eb7830c2fbc3466257aed6a74d09752ddce

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
Signature717YXCOJ2aLyMJkOpLF/VAlxj027SgnxTJbmjdKvQOa8iGBfKQ/eg1ttvCkVUcLL2JxgE4KSjEmi4vCulYDeCg==
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

2026-09-17T10:05:11.899007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079549
observed de5c1f696dcd63e329da749c8f924aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.879327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079549/manifest.json
observed 9626f6871b218e7e614737ea58c41eb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.862342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079549/publication.md
observed 6cc09c223f7b9bf23775062b981bdc2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:11.844799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079549/publication.txt
observed 3b31f8cb226db467c8b63d9f5b63b3e4...
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.