OpenTechnical

OT-2026-000084755

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, sustained 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-2026-000084755) never changes.

Identity and time

Publication numberOT-2026-000084755 · never reused
Internal UUID01a0ae98-e25d-726c-a1ac-e35621b93c91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084755
StatusPUBLIC

Content hashes

Canonical textbcffca5332927da25ecfc7cba6865ab19a2eae5d4f44667944f7aa11d99d07de
Markdown4afdc225662cd21b3a6814fd5d78fcdc1e0fc910bf526051b4ed9cb3f7590a80
PDF
Publication page5a7b708abefd2a7e1ec7058116b0b6b82101a5f81239fe89f314cdf16bd67620
Manifestec91ee667f05b4f1efaea63f86ee4bc7dc647db3f0a852ffb2ba51971fcd8461

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
SignaturefSQDJ+jYiyA6pJiSZXbM7U/FUchC992F/M0WVfLGDtXt6mNsUg1YJAZke6dPNKyXFipbW7ehQ9E+TVvtXvmUBA==
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

2026-09-17T09:55:42.126421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084755
observed 5a7b708abefd2a7e1ec7058116b0b6b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.109082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084755/manifest.json
observed ec91ee667f05b4f1efaea63f86ee4bc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.092412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084755/publication.md
observed 4afdc225662cd21b3a6814fd5d78fcdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:42.075126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084755/publication.txt
observed bcffca5332927da25ecfc7cba6865ab1...
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.