OpenTechnical

OT-2026-000085871

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000085871) never changes.

Identity and time

Publication numberOT-2026-000085871 · never reused
Internal UUID01a0ae99-e829-7873-8878-3a46ddd9af5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085871
StatusPUBLIC

Content hashes

Canonical text863a8e43ee1821e66c0d728409a11d805d019b10df44702d904d038f4e5daca7
Markdown2f3c3aa428abd79e39f0fa88628ee92d261955945c09153cfe738f21ce7b36ac
PDF
Publication pageac2a9aad915c2fb6a59860ada3523dfbcd0a6eba9ae7be9edc5d3173a6bd5f10
Manifest2b0896b6302c3cdd8f33b3a605162666b8309b82c0c6f0fe3e531dd44591971c

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
Signature0Pzu+YDEQdsPXoJnUm2yluZCaKp8zaZT9RbU1s+Lx4D9xrpCs0T8z4gYp58Ox9IxxLPNhoV986XakYzRs67iCA==
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

2026-09-17T09:52:48.310902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085871
observed ac2a9aad915c2fb6a59860ada3523dfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:48.293552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085871/manifest.json
observed 2b0896b6302c3cdd8f33b3a605162666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:48.276836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085871/publication.md
observed 2f3c3aa428abd79e39f0fa88628ee92d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:48.260209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085871/publication.txt
observed 863a8e43ee1821e66c0d728409a11d80...
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.