OpenTechnical

OT-2026-000084454

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000084454) never changes.

Identity and time

Publication numberOT-2026-000084454 · never reused
Internal UUID01a0ae98-5b63-753a-9b04-562044ee7c1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084454
StatusPUBLIC

Content hashes

Canonical text7480318d6e839dd1328b98ca2903c7f3b22056cd666d29cbef2611b9d4098c43
Markdownc65bdf04c94cac6e64677924572d0ae3d0ccd65968ed0512c8c6ae4fde8b49fb
PDF
Publication pagec085c1a09f88803e9289e65dcec19158a0276482670b757a1aa067c2e725dd15
Manifest6747cf26d25bfbd20f8c66ab6ad896547913e58b9f15e4b19f857a948b92ad6e

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
SignatureGsWmN9w8su/rbWbOgcI0ANacU3w/oFgkPo62fjziHpe2duciQwxNFLMgSpCYsbg5870kKFfjCX1HMuZJEwFGCg==
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

2026-09-17T09:56:24.875780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084454
observed c085c1a09f88803e9289e65dcec19158...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:24.857888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084454/manifest.json
observed 6747cf26d25bfbd20f8c66ab6ad89654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:24.840548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084454/publication.md
observed c65bdf04c94cac6e64677924572d0ae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:24.824120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084454/publication.txt
observed 7480318d6e839dd1328b98ca2903c7f3...
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.