OpenTechnical

OT-2026-000099057

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold 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-2026-000099057) never changes.

Identity and time

Publication numberOT-2026-000099057 · never reused
Internal UUID01a0aea2-8287-771d-a1d5-22765e64a197 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099057
StatusPUBLIC

Content hashes

Canonical text376d35dd62be0628c3efd28a02a34ea20eddf83a07e169999c8c991934bc85fd
Markdowna7d083a93090329f3a14e41c6cb23c8b048455d1acebc908e0c6855492668862
PDF
Publication page5fee3122ed27445c8eebda5d622a4b654dec223123987071fee78f8cecaab419
Manifest9ea76e57561967cdbb51aa4cb3f0f62b8f28fc5161f8b8c75fc25f8b81bb4ebf

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
Signaturenr6lWOpABtTvG8l0+YVzKe+pKVgvcyQKCoMla1/NO2iPEp1pMPF9ZzL4UTDTZogCPbaUnnAYzlfli2b865j8Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:16.759341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099057
observed 5fee3122ed27445c8eebda5d622a4b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.742144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099057/manifest.json
observed 9ea76e57561967cdbb51aa4cb3f0f62b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.724893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099057/publication.md
observed a7d083a93090329f3a14e41c6cb23c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.707418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099057/publication.txt
observed 376d35dd62be0628c3efd28a02a34ea2...
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.