OpenTechnical

OT-2026-000088563

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088563) never changes.

Identity and time

Publication numberOT-2026-000088563 · never reused
Internal UUID01a0ae9b-8f0e-7ae4-bc96-bb8c4d0f52ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088563
StatusPUBLIC

Content hashes

Canonical text980a8975447faa867a091fee19a2492f549fce8a41590ecbd27d0c25dd9d57ff
Markdownc65ecae77dceb9d9622f7e66f8a83de5fe74f771ecd3b8c778d70c0be37365fe
PDF
Publication page3098915d63c557c5c0b846e5fd5fd302e73d3544970badfe0f65d489d4acc219
Manifest0761645bab8ad9f1d94868ce5242dbc14de02c976cdb5cbd1dba949856e4866a

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
SignatureK38alfwZLRj0EZrr6Fpgg29cJJ66GF8I9qO0OM/AHLNV8sQZYJqRvaxgjeq0dj/TT2GOVdPDx4UMk5CUxkcDCw==
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

2026-09-17T09:47:44.797966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088563
observed 3098915d63c557c5c0b846e5fd5fd302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:44.776193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088563/manifest.json
observed 0761645bab8ad9f1d94868ce5242dbc1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:44.759267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088563/publication.md
observed c65ecae77dceb9d9622f7e66f8a83de5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:44.740631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088563/publication.txt
observed 980a8975447faa867a091fee19a2492f...
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.