OpenTechnical

OT-2026-000046468

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000046468) never changes.

Identity and time

Publication numberOT-2026-000046468 · never reused
Internal UUID01a0ae7e-57dc-7421-806e-d995969c8719 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046468
StatusPUBLIC

Content hashes

Canonical text1dc634b8dd4ccc5bd158606158e36087e8dd052b9011997722ccd6d07ff25cda
Markdowna3e516b35361afcd9b85fd3c9af1ec51b229efeb6fd17ae77581c7549d047537
PDF
Publication pageb21e30c51367ee91d7286644ed22c6add798d9bcb1fdfeb197f1f695c2994a82
Manifestd1bfe09d60b809ed1504baca8fb9f8de3fbac2a171ed5e5b8a4e2641d1ab9fbf

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
SignatureAnCu8F3b+qQdikSJTe6rLAaeyHzHKiYN6rbK5aEzU/6xhfX5ODRtUVWkFeV4nRDxhQTMva0P0Q74e1rv9oPcBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:08:29.796843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046468
observed b21e30c51367ee91d7286644ed22c6ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.779014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046468/manifest.json
observed d1bfe09d60b809ed1504baca8fb9f8de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.760038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046468/publication.md
observed a3e516b35361afcd9b85fd3c9af1ec51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:29.740825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046468/publication.txt
observed 1dc634b8dd4ccc5bd158606158e36087...
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.